Home / 30,156,772.22-45,227,684.94-8,591,560.74

Finding the Fourth Proportional to 30,156,772.22, 45,227,684.94 and 8,591,560.74

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Solution

The fourth proportional to 30,156,772.22, 45,227,684.94 and 8,591,560.74 is: 12,885,211.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,156,772.22 : 45,227,684.94 = 8,591,560.74 : x
  2. Step 2: Convert to fraction form
    30,156,772.22/45,227,684.94 = 8,591,560.74/x
  3. Step 3: Cross multiply
    30,156,772.22x = 45,227,684.94 × 8,591,560.74
  4. Step 4: Simplify right side
    30,156,772.22x = 388,576,402,291,593.25
  5. Step 5: Solve for x
    x = 388,576,402,291,593.25/30,156,772.22
  6. Step 6: Final answer
    x = 12,885,211.97

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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.