Home / 8,969,695.85-13,459,765.67-3,781,980.06

Finding the Fourth Proportional to 8,969,695.85, 13,459,765.67 and 3,781,980.06

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Solution

The fourth proportional to 8,969,695.85, 13,459,765.67 and 3,781,980.06 is: 5,675,171.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,969,695.85 : 13,459,765.67 = 3,781,980.06 : x
  2. Step 2: Convert to fraction form
    8,969,695.85/13,459,765.67 = 3,781,980.06/x
  3. Step 3: Cross multiply
    8,969,695.85x = 13,459,765.67 × 3,781,980.06
  4. Step 4: Simplify right side
    8,969,695.85x = 50,904,565,357,302.64
  5. Step 5: Solve for x
    x = 50,904,565,357,302.64/8,969,695.85
  6. Step 6: Final answer
    x = 5,675,171.85

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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.