Home / 12,294,043.10-18,441,064.65-8,703,863.90

Finding the Fourth Proportional to 12,294,043.10, 18,441,064.65 and 8,703,863.90

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Solution

The fourth proportional to 12,294,043.10, 18,441,064.65 and 8,703,863.90 is: 13,055,795.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,294,043.10 : 18,441,064.65 = 8,703,863.90 : x
  2. Step 2: Convert to fraction form
    12,294,043.10/18,441,064.65 = 8,703,863.90/x
  3. Step 3: Cross multiply
    12,294,043.10x = 18,441,064.65 × 8,703,863.90
  4. Step 4: Simplify right side
    12,294,043.10x = 160,508,516,884,701.12
  5. Step 5: Solve for x
    x = 160,508,516,884,701.12/12,294,043.10
  6. Step 6: Final answer
    x = 13,055,795.85

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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.