Home / 7,459,883.07-11,189,787.72-6,445,919.53

Finding the Fourth Proportional to 7,459,883.07, 11,189,787.72 and 6,445,919.53

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Solution

The fourth proportional to 7,459,883.07, 11,189,787.72 and 6,445,919.53 is: 9,668,847.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,459,883.07 : 11,189,787.72 = 6,445,919.53 : x
  2. Step 2: Convert to fraction form
    7,459,883.07/11,189,787.72 = 6,445,919.53/x
  3. Step 3: Cross multiply
    7,459,883.07x = 11,189,787.72 × 6,445,919.53
  4. Step 4: Simplify right side
    7,459,883.07x = 72,128,471,200,902.17
  5. Step 5: Solve for x
    x = 72,128,471,200,902.17/7,459,883.07
  6. Step 6: Final answer
    x = 9,668,847.42

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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.