Home / 8,488,985.92-12,736,385.21-3,629,290.13

Finding the Fourth Proportional to 8,488,985.92, 12,736,385.21 and 3,629,290.13

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Solution

The fourth proportional to 8,488,985.92, 12,736,385.21 and 3,629,290.13 is: 5,445,177.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,488,985.92 : 12,736,385.21 = 3,629,290.13 : x
  2. Step 2: Convert to fraction form
    8,488,985.92/12,736,385.21 = 3,629,290.13/x
  3. Step 3: Cross multiply
    8,488,985.92x = 12,736,385.21 × 3,629,290.13
  4. Step 4: Simplify right side
    8,488,985.92x = 46,224,037,134,530.98
  5. Step 5: Solve for x
    x = 46,224,037,134,530.98/8,488,985.92
  6. Step 6: Final answer
    x = 5,445,177.74

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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.