Home / 8,791,892.20-13,191,774.90-3,997,113.40

Finding the Fourth Proportional to 8,791,892.20, 13,191,774.90 and 3,997,113.40

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Solution

The fourth proportional to 8,791,892.20, 13,191,774.90 and 3,997,113.40 is: 5,997,459.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,791,892.20 : 13,191,774.90 = 3,997,113.40 : x
  2. Step 2: Convert to fraction form
    8,791,892.20/13,191,774.90 = 3,997,113.40/x
  3. Step 3: Cross multiply
    8,791,892.20x = 13,191,774.90 × 3,997,113.40
  4. Step 4: Simplify right side
    8,791,892.20x = 52,729,020,222,573.66
  5. Step 5: Solve for x
    x = 52,729,020,222,573.66/8,791,892.20
  6. Step 6: Final answer
    x = 5,997,459.82

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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.