Home / 42,569,828.20-63,863,036.70-17,006,487.40

Finding the Fourth Proportional to 42,569,828.20, 63,863,036.70 and 17,006,487.40

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Solution

The fourth proportional to 42,569,828.20, 63,863,036.70 and 17,006,487.40 is: 25,513,044.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,569,828.20 : 63,863,036.70 = 17,006,487.40 : x
  2. Step 2: Convert to fraction form
    42,569,828.20/63,863,036.70 = 17,006,487.40/x
  3. Step 3: Cross multiply
    42,569,828.20x = 63,863,036.70 × 17,006,487.40
  4. Step 4: Simplify right side
    42,569,828.20x = 1,086,085,928,964,287.50
  5. Step 5: Solve for x
    x = 1,086,085,928,964,287.50/42,569,828.20
  6. Step 6: Final answer
    x = 25,513,044.68

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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.