Home / 7,279,543.88-10,045,742.18-4,016,561.66

Finding the Fourth Proportional to 7,279,543.88, 10,045,742.18 and 4,016,561.66

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Solution

The fourth proportional to 7,279,543.88, 10,045,742.18 and 4,016,561.66 is: 5,542,839.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,279,543.88 : 10,045,742.18 = 4,016,561.66 : x
  2. Step 2: Convert to fraction form
    7,279,543.88/10,045,742.18 = 4,016,561.66/x
  3. Step 3: Cross multiply
    7,279,543.88x = 10,045,742.18 × 4,016,561.66
  4. Step 4: Simplify right side
    7,279,543.88x = 40,349,342,886,432.82
  5. Step 5: Solve for x
    x = 40,349,342,886,432.82/7,279,543.88
  6. Step 6: Final answer
    x = 5,542,839.43

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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.