Home / 7,400,369.24-10,215,657.56-4,500,691.52

Finding the Fourth Proportional to 7,400,369.24, 10,215,657.56 and 4,500,691.52

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Solution

The fourth proportional to 7,400,369.24, 10,215,657.56 and 4,500,691.52 is: 6,212,868.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,400,369.24 : 10,215,657.56 = 4,500,691.52 : x
  2. Step 2: Convert to fraction form
    7,400,369.24/10,215,657.56 = 4,500,691.52/x
  3. Step 3: Cross multiply
    7,400,369.24x = 10,215,657.56 × 4,500,691.52
  4. Step 4: Simplify right side
    7,400,369.24x = 45,977,523,351,515.89
  5. Step 5: Solve for x
    x = 45,977,523,351,515.89/7,400,369.24
  6. Step 6: Final answer
    x = 6,212,868.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.