Home / 90,931,499.24-136,380,816.92-26,219,393.96

Finding the Fourth Proportional to 90,931,499.24, 136,380,816.92 and 26,219,393.96

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Solution

The fourth proportional to 90,931,499.24, 136,380,816.92 and 26,219,393.96 is: 39,324,352.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,931,499.24 : 136,380,816.92 = 26,219,393.96 : x
  2. Step 2: Convert to fraction form
    90,931,499.24/136,380,816.92 = 26,219,393.96/x
  3. Step 3: Cross multiply
    90,931,499.24x = 136,380,816.92 × 26,219,393.96
  4. Step 4: Simplify right side
    90,931,499.24x = 3,575,822,366,795,758.50
  5. Step 5: Solve for x
    x = 3,575,822,366,795,758.50/90,931,499.24
  6. Step 6: Final answer
    x = 39,324,352.91

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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.