Home / 11,185,307.60-16,777,961.40-7,154,229.20

Finding the Fourth Proportional to 11,185,307.60, 16,777,961.40 and 7,154,229.20

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Solution

The fourth proportional to 11,185,307.60, 16,777,961.40 and 7,154,229.20 is: 10,731,343.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,185,307.60 : 16,777,961.40 = 7,154,229.20 : x
  2. Step 2: Convert to fraction form
    11,185,307.60/16,777,961.40 = 7,154,229.20/x
  3. Step 3: Cross multiply
    11,185,307.60x = 16,777,961.40 × 7,154,229.20
  4. Step 4: Simplify right side
    11,185,307.60x = 120,033,381,364,352.88
  5. Step 5: Solve for x
    x = 120,033,381,364,352.88/11,185,307.60
  6. Step 6: Final answer
    x = 10,731,343.80

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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.