Home / 7,459,892.44-11,189,801.78-6,445,928.91

Finding the Fourth Proportional to 7,459,892.44, 11,189,801.78 and 6,445,928.91

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Solution

The fourth proportional to 7,459,892.44, 11,189,801.78 and 6,445,928.91 is: 9,668,861.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,459,892.44 : 11,189,801.78 = 6,445,928.91 : x
  2. Step 2: Convert to fraction form
    7,459,892.44/11,189,801.78 = 6,445,928.91/x
  3. Step 3: Cross multiply
    7,459,892.44x = 11,189,801.78 × 6,445,928.91
  4. Step 4: Simplify right side
    7,459,892.44x = 72,128,666,734,922.45
  5. Step 5: Solve for x
    x = 72,128,666,734,922.45/7,459,892.44
  6. Step 6: Final answer
    x = 9,668,861.49

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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.