Home / 6,474,519.60-9,711,779.40-3,115,287.60

Finding the Fourth Proportional to 6,474,519.60, 9,711,779.40 and 3,115,287.60

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Solution

The fourth proportional to 6,474,519.60, 9,711,779.40 and 3,115,287.60 is: 4,672,931.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,474,519.60 : 9,711,779.40 = 3,115,287.60 : x
  2. Step 2: Convert to fraction form
    6,474,519.60/9,711,779.40 = 3,115,287.60/x
  3. Step 3: Cross multiply
    6,474,519.60x = 9,711,779.40 × 3,115,287.60
  4. Step 4: Simplify right side
    6,474,519.60x = 30,254,985,938,755.44
  5. Step 5: Solve for x
    x = 30,254,985,938,755.44/6,474,519.60
  6. Step 6: Final answer
    x = 4,672,931.40

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Similar ratio
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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.