Home / 7,137,807.95-9,850,187.48-3,874,624.90

Finding the Fourth Proportional to 7,137,807.95, 9,850,187.48 and 3,874,624.90

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Solution

The fourth proportional to 7,137,807.95, 9,850,187.48 and 3,874,624.90 is: 5,346,989.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,137,807.95 : 9,850,187.48 = 3,874,624.90 : x
  2. Step 2: Convert to fraction form
    7,137,807.95/9,850,187.48 = 3,874,624.90/x
  3. Step 3: Cross multiply
    7,137,807.95x = 9,850,187.48 × 3,874,624.90
  4. Step 4: Simplify right side
    7,137,807.95x = 38,165,781,635,677.66
  5. Step 5: Solve for x
    x = 38,165,781,635,677.66/7,137,807.95
  6. Step 6: Final answer
    x = 5,346,989.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.