Home / 30,599,120.76-42,228,338.22-17,369,228.76

Finding the Fourth Proportional to 30,599,120.76, 42,228,338.22 and 17,369,228.76

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Solution

The fourth proportional to 30,599,120.76, 42,228,338.22 and 17,369,228.76 is: 23,970,416.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,599,120.76 : 42,228,338.22 = 17,369,228.76 : x
  2. Step 2: Convert to fraction form
    30,599,120.76/42,228,338.22 = 17,369,228.76/x
  3. Step 3: Cross multiply
    30,599,120.76x = 42,228,338.22 × 17,369,228.76
  4. Step 4: Simplify right side
    30,599,120.76x = 733,473,666,697,831.25
  5. Step 5: Solve for x
    x = 733,473,666,697,831.25/30,599,120.76
  6. Step 6: Final answer
    x = 23,970,416.42

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Double scale
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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.