Home / 5,319,977.10-7,979,965.65-3,724,341.90

Finding the Fourth Proportional to 5,319,977.10, 7,979,965.65 and 3,724,341.90

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Solution

The fourth proportional to 5,319,977.10, 7,979,965.65 and 3,724,341.90 is: 5,586,512.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,319,977.10 : 7,979,965.65 = 3,724,341.90 : x
  2. Step 2: Convert to fraction form
    5,319,977.10/7,979,965.65 = 3,724,341.90/x
  3. Step 3: Cross multiply
    5,319,977.10x = 7,979,965.65 × 3,724,341.90
  4. Step 4: Simplify right side
    5,319,977.10x = 29,720,120,430,855.73
  5. Step 5: Solve for x
    x = 29,720,120,430,855.73/5,319,977.10
  6. Step 6: Final answer
    x = 5,586,512.85

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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.