Home / 9,195,677.70-13,769,896.95-7,290,363.30

Finding the Fourth Proportional to 9,195,677.70, 13,769,896.95 and 7,290,363.30

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Solution

The fourth proportional to 9,195,677.70, 13,769,896.95 and 7,290,363.30 is: 10,916,819.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,195,677.70 : 13,769,896.95 = 7,290,363.30 : x
  2. Step 2: Convert to fraction form
    9,195,677.70/13,769,896.95 = 7,290,363.30/x
  3. Step 3: Cross multiply
    9,195,677.70x = 13,769,896.95 × 7,290,363.30
  4. Step 4: Simplify right side
    9,195,677.70x = 100,387,551,369,061.92
  5. Step 5: Solve for x
    x = 100,387,551,369,061.92/9,195,677.70
  6. Step 6: Final answer
    x = 10,916,819.25

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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.