Home / 20,652,073.22-30,950,196.84-7,865,602.76

Finding the Fourth Proportional to 20,652,073.22, 30,950,196.84 and 7,865,602.76

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Solution

The fourth proportional to 20,652,073.22, 30,950,196.84 and 7,865,602.76 is: 11,787,773.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,652,073.22 : 30,950,196.84 = 7,865,602.76 : x
  2. Step 2: Convert to fraction form
    20,652,073.22/30,950,196.84 = 7,865,602.76/x
  3. Step 3: Cross multiply
    20,652,073.22x = 30,950,196.84 × 7,865,602.76
  4. Step 4: Simplify right side
    20,652,073.22x = 243,441,953,687,247.28
  5. Step 5: Solve for x
    x = 243,441,953,687,247.28/20,652,073.22
  6. Step 6: Final answer
    x = 11,787,773.13

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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.