Home / 14,272,790.46-19,696,470.30-7,746,420.03

Finding the Fourth Proportional to 14,272,790.46, 19,696,470.30 and 7,746,420.03

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Solution

The fourth proportional to 14,272,790.46, 19,696,470.30 and 7,746,420.03 is: 10,690,070.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,272,790.46 : 19,696,470.30 = 7,746,420.03 : x
  2. Step 2: Convert to fraction form
    14,272,790.46/19,696,470.30 = 7,746,420.03/x
  3. Step 3: Cross multiply
    14,272,790.46x = 19,696,470.30 × 7,746,420.03
  4. Step 4: Simplify right side
    14,272,790.46x = 152,577,132,052,220.12
  5. Step 5: Solve for x
    x = 152,577,132,052,220.12/14,272,790.46
  6. Step 6: Final answer
    x = 10,690,070.21

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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.