Home / 65,862,841.83-90,890,828.57-36,088,758.62

Finding the Fourth Proportional to 65,862,841.83, 90,890,828.57 and 36,088,758.62

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Solution

The fourth proportional to 65,862,841.83, 90,890,828.57 and 36,088,758.62 is: 49,802,545.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,862,841.83 : 90,890,828.57 = 36,088,758.62 : x
  2. Step 2: Convert to fraction form
    65,862,841.83/90,890,828.57 = 36,088,758.62/x
  3. Step 3: Cross multiply
    65,862,841.83x = 90,890,828.57 × 36,088,758.62
  4. Step 4: Simplify right side
    65,862,841.83x = 3,280,137,172,399,632
  5. Step 5: Solve for x
    x = 3,280,137,172,399,632/65,862,841.83
  6. Step 6: Final answer
    x = 49,802,545.43

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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.