Home / 10,656,065.80-15,984,098.70-3,923,086.60

Finding the Fourth Proportional to 10,656,065.80, 15,984,098.70 and 3,923,086.60

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Solution

The fourth proportional to 10,656,065.80, 15,984,098.70 and 3,923,086.60 is: 5,884,629.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,656,065.80 : 15,984,098.70 = 3,923,086.60 : x
  2. Step 2: Convert to fraction form
    10,656,065.80/15,984,098.70 = 3,923,086.60/x
  3. Step 3: Cross multiply
    10,656,065.80x = 15,984,098.70 × 3,923,086.60
  4. Step 4: Simplify right side
    10,656,065.80x = 62,707,003,423,047.42
  5. Step 5: Solve for x
    x = 62,707,003,423,047.42/10,656,065.80
  6. Step 6: Final answer
    x = 5,884,629.90

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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.