Home / 71,762,570.10-99,041,810.13-40,816,763.10

Finding the Fourth Proportional to 71,762,570.10, 99,041,810.13 and 40,816,763.10

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Solution

The fourth proportional to 71,762,570.10, 99,041,810.13 and 40,816,763.10 is: 56,332,515.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,762,570.10 : 99,041,810.13 = 40,816,763.10 : x
  2. Step 2: Convert to fraction form
    71,762,570.10/99,041,810.13 = 40,816,763.10/x
  3. Step 3: Cross multiply
    71,762,570.10x = 99,041,810.13 × 40,816,763.10
  4. Step 4: Simplify right side
    71,762,570.10x = 4,042,566,101,071,390
  5. Step 5: Solve for x
    x = 4,042,566,101,071,390/71,762,570.10
  6. Step 6: Final answer
    x = 56,332,515.62

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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.