Home / 7,127,066.44-10,690,599.12-3,287,752.86

Finding the Fourth Proportional to 7,127,066.44, 10,690,599.12 and 3,287,752.86

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Solution

The fourth proportional to 7,127,066.44, 10,690,599.12 and 3,287,752.86 is: 4,931,629.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,127,066.44 : 10,690,599.12 = 3,287,752.86 : x
  2. Step 2: Convert to fraction form
    7,127,066.44/10,690,599.12 = 3,287,752.86/x
  3. Step 3: Cross multiply
    7,127,066.44x = 10,690,599.12 × 3,287,752.86
  4. Step 4: Simplify right side
    7,127,066.44x = 35,148,047,831,893.48
  5. Step 5: Solve for x
    x = 35,148,047,831,893.48/7,127,066.44
  6. Step 6: Final answer
    x = 4,931,629.04

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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.