Home / 38,520,948.58-57,780,930.80-9,374,838.88

Finding the Fourth Proportional to 38,520,948.58, 57,780,930.80 and 9,374,838.88

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Solution

The fourth proportional to 38,520,948.58, 57,780,930.80 and 9,374,838.88 is: 14,062,138.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,520,948.58 : 57,780,930.80 = 9,374,838.88 : x
  2. Step 2: Convert to fraction form
    38,520,948.58/57,780,930.80 = 9,374,838.88/x
  3. Step 3: Cross multiply
    38,520,948.58x = 57,780,930.80 × 9,374,838.88
  4. Step 4: Simplify right side
    38,520,948.58x = 541,686,916,552,879.81
  5. Step 5: Solve for x
    x = 541,686,916,552,879.81/38,520,948.58
  6. Step 6: Final answer
    x = 14,062,138.56

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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.