Home / 47,314,061.40-70,971,092.10-20,387,717.40

Finding the Fourth Proportional to 47,314,061.40, 70,971,092.10 and 20,387,717.40

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Solution

The fourth proportional to 47,314,061.40, 70,971,092.10 and 20,387,717.40 is: 30,581,576.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,314,061.40 : 70,971,092.10 = 20,387,717.40 : x
  2. Step 2: Convert to fraction form
    47,314,061.40/70,971,092.10 = 20,387,717.40/x
  3. Step 3: Cross multiply
    47,314,061.40x = 70,971,092.10 × 20,387,717.40
  4. Step 4: Simplify right side
    47,314,061.40x = 1,446,938,569,304,172.25
  5. Step 5: Solve for x
    x = 1,446,938,569,304,172.25/47,314,061.40
  6. Step 6: Final answer
    x = 30,581,576.10

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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.