Home / 10,158,982.65-15,238,431-3,680,539.05

Finding the Fourth Proportional to 10,158,982.65, 15,238,431 and 3,680,539.05

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Solution

The fourth proportional to 10,158,982.65, 15,238,431 and 3,680,539.05 is: 5,520,793.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,158,982.65 : 15,238,431 = 3,680,539.05 : x
  2. Step 2: Convert to fraction form
    10,158,982.65/15,238,431 = 3,680,539.05/x
  3. Step 3: Cross multiply
    10,158,982.65x = 15,238,431 × 3,680,539.05
  4. Step 4: Simplify right side
    10,158,982.65x = 56,085,640,356,230.55
  5. Step 5: Solve for x
    x = 56,085,640,356,230.55/10,158,982.65
  6. Step 6: Final answer
    x = 5,520,793.01

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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.