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Finding the Fourth Proportional to 24,446,803.80, 36,643,421.70 and 12,296,890.20

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Solution

The fourth proportional to 24,446,803.80, 36,643,421.70 and 12,296,890.20 is: 18,431,862.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,446,803.80 : 36,643,421.70 = 12,296,890.20 : x
  2. Step 2: Convert to fraction form
    24,446,803.80/36,643,421.70 = 12,296,890.20/x
  3. Step 3: Cross multiply
    24,446,803.80x = 36,643,421.70 × 12,296,890.20
  4. Step 4: Simplify right side
    24,446,803.80x = 450,600,133,197,197.38
  5. Step 5: Solve for x
    x = 450,600,133,197,197.38/24,446,803.80
  6. Step 6: Final answer
    x = 18,431,862.79

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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.