Home / 7,101,073.60-10,651,610.40-4,408,439.20

Finding the Fourth Proportional to 7,101,073.60, 10,651,610.40 and 4,408,439.20

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Solution

The fourth proportional to 7,101,073.60, 10,651,610.40 and 4,408,439.20 is: 6,612,658.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,101,073.60 : 10,651,610.40 = 4,408,439.20 : x
  2. Step 2: Convert to fraction form
    7,101,073.60/10,651,610.40 = 4,408,439.20/x
  3. Step 3: Cross multiply
    7,101,073.60x = 10,651,610.40 × 4,408,439.20
  4. Step 4: Simplify right side
    7,101,073.60x = 46,956,976,830,487.69
  5. Step 5: Solve for x
    x = 46,956,976,830,487.69/7,101,073.60
  6. Step 6: Final answer
    x = 6,612,658.80

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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.