Home / 7,101,914.72-10,655,553.76-4,264,005.20

Finding the Fourth Proportional to 7,101,914.72, 10,655,553.76 and 4,264,005.20

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Solution

The fourth proportional to 7,101,914.72, 10,655,553.76 and 4,264,005.20 is: 6,397,617.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,101,914.72 : 10,655,553.76 = 4,264,005.20 : x
  2. Step 2: Convert to fraction form
    7,101,914.72/10,655,553.76 = 4,264,005.20/x
  3. Step 3: Cross multiply
    7,101,914.72x = 10,655,553.76 × 4,264,005.20
  4. Step 4: Simplify right side
    7,101,914.72x = 45,435,336,641,519.55
  5. Step 5: Solve for x
    x = 45,435,336,641,519.55/7,101,914.72
  6. Step 6: Final answer
    x = 6,397,617.89

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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.