Home / 12,575,415.60-18,863,123.40-10,981,092.60

Finding the Fourth Proportional to 12,575,415.60, 18,863,123.40 and 10,981,092.60

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Solution

The fourth proportional to 12,575,415.60, 18,863,123.40 and 10,981,092.60 is: 16,471,638.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,575,415.60 : 18,863,123.40 = 10,981,092.60 : x
  2. Step 2: Convert to fraction form
    12,575,415.60/18,863,123.40 = 10,981,092.60/x
  3. Step 3: Cross multiply
    12,575,415.60x = 18,863,123.40 × 10,981,092.60
  4. Step 4: Simplify right side
    12,575,415.60x = 207,137,704,780,626.81
  5. Step 5: Solve for x
    x = 207,137,704,780,626.81/12,575,415.60
  6. Step 6: Final answer
    x = 16,471,638.90

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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.