Home / 12,551,010.30-18,829,139.85-4,032,207.90

Finding the Fourth Proportional to 12,551,010.30, 18,829,139.85 and 4,032,207.90

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Solution

The fourth proportional to 12,551,010.30, 18,829,139.85 and 4,032,207.90 is: 6,049,154.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,551,010.30 : 18,829,139.85 = 4,032,207.90 : x
  2. Step 2: Convert to fraction form
    12,551,010.30/18,829,139.85 = 4,032,207.90/x
  3. Step 3: Cross multiply
    12,551,010.30x = 18,829,139.85 × 4,032,207.90
  4. Step 4: Simplify right side
    12,551,010.30x = 75,923,006,453,374.81
  5. Step 5: Solve for x
    x = 75,923,006,453,374.81/12,551,010.30
  6. Step 6: Final answer
    x = 6,049,154.98

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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.