Home / 7,137,807.79-9,850,187.24-3,874,624.73

Finding the Fourth Proportional to 7,137,807.79, 9,850,187.24 and 3,874,624.73

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Solution

The fourth proportional to 7,137,807.79, 9,850,187.24 and 3,874,624.73 is: 5,346,988.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,137,807.79 : 9,850,187.24 = 3,874,624.73 : x
  2. Step 2: Convert to fraction form
    7,137,807.79/9,850,187.24 = 3,874,624.73/x
  3. Step 3: Cross multiply
    7,137,807.79x = 9,850,187.24 × 3,874,624.73
  4. Step 4: Simplify right side
    7,137,807.79x = 38,165,779,025,983.51
  5. Step 5: Solve for x
    x = 38,165,779,025,983.51/7,137,807.79
  6. Step 6: Final answer
    x = 5,346,988.90

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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.