Home / 8,301,918.60-12,452,877.90-6,884,742.60

Finding the Fourth Proportional to 8,301,918.60, 12,452,877.90 and 6,884,742.60

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Solution

The fourth proportional to 8,301,918.60, 12,452,877.90 and 6,884,742.60 is: 10,327,113.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,301,918.60 : 12,452,877.90 = 6,884,742.60 : x
  2. Step 2: Convert to fraction form
    8,301,918.60/12,452,877.90 = 6,884,742.60/x
  3. Step 3: Cross multiply
    8,301,918.60x = 12,452,877.90 × 6,884,742.60
  4. Step 4: Simplify right side
    8,301,918.60x = 85,734,858,970,728.53
  5. Step 5: Solve for x
    x = 85,734,858,970,728.53/8,301,918.60
  6. Step 6: Final answer
    x = 10,327,113.90

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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.