Home / 9,195,656.20-13,769,864.70-7,290,341.80

Finding the Fourth Proportional to 9,195,656.20, 13,769,864.70 and 7,290,341.80

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Solution

The fourth proportional to 9,195,656.20, 13,769,864.70 and 7,290,341.80 is: 10,916,787.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,195,656.20 : 13,769,864.70 = 7,290,341.80 : x
  2. Step 2: Convert to fraction form
    9,195,656.20/13,769,864.70 = 7,290,341.80/x
  3. Step 3: Cross multiply
    9,195,656.20x = 13,769,864.70 × 7,290,341.80
  4. Step 4: Simplify right side
    9,195,656.20x = 100,387,020,202,754.45
  5. Step 5: Solve for x
    x = 100,387,020,202,754.45/9,195,656.20
  6. Step 6: Final answer
    x = 10,916,787.02

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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.