Home / 72,255,881.32-108,359,525.62-26,188,106.96

Finding the Fourth Proportional to 72,255,881.32, 108,359,525.62 and 26,188,106.96

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Solution

The fourth proportional to 72,255,881.32, 108,359,525.62 and 26,188,106.96 is: 39,273,354.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,255,881.32 : 108,359,525.62 = 26,188,106.96 : x
  2. Step 2: Convert to fraction form
    72,255,881.32/108,359,525.62 = 26,188,106.96/x
  3. Step 3: Cross multiply
    72,255,881.32x = 108,359,525.62 × 26,188,106.96
  4. Step 4: Simplify right side
    72,255,881.32x = 2,837,730,847,375,054
  5. Step 5: Solve for x
    x = 2,837,730,847,375,054/72,255,881.32
  6. Step 6: Final answer
    x = 39,273,354.58

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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.