Home / 8,971,272.08-13,437,221.50-7,416,648.06

Finding the Fourth Proportional to 8,971,272.08, 13,437,221.50 and 7,416,648.06

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Solution

The fourth proportional to 8,971,272.08, 13,437,221.50 and 7,416,648.06 is: 11,108,696.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,971,272.08 : 13,437,221.50 = 7,416,648.06 : x
  2. Step 2: Convert to fraction form
    8,971,272.08/13,437,221.50 = 7,416,648.06/x
  3. Step 3: Cross multiply
    8,971,272.08x = 13,437,221.50 × 7,416,648.06
  4. Step 4: Simplify right side
    8,971,272.08x = 99,659,142,769,765.28
  5. Step 5: Solve for x
    x = 99,659,142,769,765.28/8,971,272.08
  6. Step 6: Final answer
    x = 11,108,696.95

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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.