Home / 10,427,638.13-15,650,462.16-7,235,006.32

Finding the Fourth Proportional to 10,427,638.13, 15,650,462.16 and 7,235,006.32

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Solution

The fourth proportional to 10,427,638.13, 15,650,462.16 and 7,235,006.32 is: 10,858,757.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,427,638.13 : 15,650,462.16 = 7,235,006.32 : x
  2. Step 2: Convert to fraction form
    10,427,638.13/15,650,462.16 = 7,235,006.32/x
  3. Step 3: Cross multiply
    10,427,638.13x = 15,650,462.16 × 7,235,006.32
  4. Step 4: Simplify right side
    10,427,638.13x = 113,231,192,638,520.86
  5. Step 5: Solve for x
    x = 113,231,192,638,520.86/10,427,638.13
  6. Step 6: Final answer
    x = 10,858,757.39

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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.