Home / 19,680,129.30-29,525,723.55-9,583,079.70

Finding the Fourth Proportional to 19,680,129.30, 29,525,723.55 and 9,583,079.70

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Solution

The fourth proportional to 19,680,129.30, 29,525,723.55 and 9,583,079.70 is: 14,377,312.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,680,129.30 : 29,525,723.55 = 9,583,079.70 : x
  2. Step 2: Convert to fraction form
    19,680,129.30/29,525,723.55 = 9,583,079.70/x
  3. Step 3: Cross multiply
    19,680,129.30x = 29,525,723.55 × 9,583,079.70
  4. Step 4: Simplify right side
    19,680,129.30x = 282,947,361,979,816.94
  5. Step 5: Solve for x
    x = 282,947,361,979,816.94/19,680,129.30
  6. Step 6: Final answer
    x = 14,377,312.14

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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.