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Finding the Fourth Proportional to 16,608,421.80, 24,912,632.70 and 9,433,968.30

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Solution

The fourth proportional to 16,608,421.80, 24,912,632.70 and 9,433,968.30 is: 14,150,952.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,608,421.80 : 24,912,632.70 = 9,433,968.30 : x
  2. Step 2: Convert to fraction form
    16,608,421.80/24,912,632.70 = 9,433,968.30/x
  3. Step 3: Cross multiply
    16,608,421.80x = 24,912,632.70 × 9,433,968.30
  4. Step 4: Simplify right side
    16,608,421.80x = 235,024,987,161,343.41
  5. Step 5: Solve for x
    x = 235,024,987,161,343.41/16,608,421.80
  6. Step 6: Final answer
    x = 14,150,952.45

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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.