Home / 30,463,063.04-42,031,816.48-17,232,544.12

Finding the Fourth Proportional to 30,463,063.04, 42,031,816.48 and 17,232,544.12

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Solution

The fourth proportional to 30,463,063.04, 42,031,816.48 and 17,232,544.12 is: 23,776,831.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,463,063.04 : 42,031,816.48 = 17,232,544.12 : x
  2. Step 2: Convert to fraction form
    30,463,063.04/42,031,816.48 = 17,232,544.12/x
  3. Step 3: Cross multiply
    30,463,063.04x = 42,031,816.48 × 17,232,544.12
  4. Step 4: Simplify right side
    30,463,063.04x = 724,315,131,935,343.12
  5. Step 5: Solve for x
    x = 724,315,131,935,343.12/30,463,063.04
  6. Step 6: Final answer
    x = 23,776,831.99

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.