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Finding the Fourth Proportional to 24,367,648.60, 36,551,472.90 and 18,946,950.40

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Solution

The fourth proportional to 24,367,648.60, 36,551,472.90 and 18,946,950.40 is: 28,420,425.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,367,648.60 : 36,551,472.90 = 18,946,950.40 : x
  2. Step 2: Convert to fraction form
    24,367,648.60/36,551,472.90 = 18,946,950.40/x
  3. Step 3: Cross multiply
    24,367,648.60x = 36,551,472.90 × 18,946,950.40
  4. Step 4: Simplify right side
    24,367,648.60x = 692,538,944,083,244.12
  5. Step 5: Solve for x
    x = 692,538,944,083,244.12/24,367,648.60
  6. Step 6: Final answer
    x = 28,420,425.60

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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.