Home / 39,872,001.59-59,816,466.07-12,586,180.40

Finding the Fourth Proportional to 39,872,001.59, 59,816,466.07 and 12,586,180.40

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Solution

The fourth proportional to 39,872,001.59, 59,816,466.07 and 12,586,180.40 is: 18,881,942.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,872,001.59 : 59,816,466.07 = 12,586,180.40 : x
  2. Step 2: Convert to fraction form
    39,872,001.59/59,816,466.07 = 12,586,180.40/x
  3. Step 3: Cross multiply
    39,872,001.59x = 59,816,466.07 × 12,586,180.40
  4. Step 4: Simplify right side
    39,872,001.59x = 752,860,832,847,499
  5. Step 5: Solve for x
    x = 752,860,832,847,499/39,872,001.59
  6. Step 6: Final answer
    x = 18,881,942.29

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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.