Home / 22,146,812.10-33,220,218.15-20,021,048.10

Finding the Fourth Proportional to 22,146,812.10, 33,220,218.15 and 20,021,048.10

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Solution

The fourth proportional to 22,146,812.10, 33,220,218.15 and 20,021,048.10 is: 30,031,572.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,146,812.10 : 33,220,218.15 = 20,021,048.10 : x
  2. Step 2: Convert to fraction form
    22,146,812.10/33,220,218.15 = 20,021,048.10/x
  3. Step 3: Cross multiply
    22,146,812.10x = 33,220,218.15 × 20,021,048.10
  4. Step 4: Simplify right side
    22,146,812.10x = 665,103,585,473,643
  5. Step 5: Solve for x
    x = 665,103,585,473,643/22,146,812.10
  6. Step 6: Final answer
    x = 30,031,572.15

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.