Home / 5,377,343.20-7,421,256.56-4,016,854.24

Finding the Fourth Proportional to 5,377,343.20, 7,421,256.56 and 4,016,854.24

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Solution

The fourth proportional to 5,377,343.20, 7,421,256.56 and 4,016,854.24 is: 5,543,649.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377,343.20 : 7,421,256.56 = 4,016,854.24 : x
  2. Step 2: Convert to fraction form
    5,377,343.20/7,421,256.56 = 4,016,854.24/x
  3. Step 3: Cross multiply
    5,377,343.20x = 7,421,256.56 × 4,016,854.24
  4. Step 4: Simplify right side
    5,377,343.20x = 29,810,105,879,163.81
  5. Step 5: Solve for x
    x = 29,810,105,879,163.81/5,377,343.20
  6. Step 6: Final answer
    x = 5,543,649.49

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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.