Home / 10,463,904.30-15,660,427.05-9,188,445.90

Finding the Fourth Proportional to 10,463,904.30, 15,660,427.05 and 9,188,445.90

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Solution

The fourth proportional to 10,463,904.30, 15,660,427.05 and 9,188,445.90 is: 13,751,557.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,463,904.30 : 15,660,427.05 = 9,188,445.90 : x
  2. Step 2: Convert to fraction form
    10,463,904.30/15,660,427.05 = 9,188,445.90/x
  3. Step 3: Cross multiply
    10,463,904.30x = 15,660,427.05 × 9,188,445.90
  4. Step 4: Simplify right side
    10,463,904.30x = 143,894,986,719,821.59
  5. Step 5: Solve for x
    x = 143,894,986,719,821.59/10,463,904.30
  6. Step 6: Final answer
    x = 13,751,557.98

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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.