Home / 7,390,489.56-10,198,767.94-4,127,269.76

Finding the Fourth Proportional to 7,390,489.56, 10,198,767.94 and 4,127,269.76

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Solution

The fourth proportional to 7,390,489.56, 10,198,767.94 and 4,127,269.76 is: 5,695,572.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,390,489.56 : 10,198,767.94 = 4,127,269.76 : x
  2. Step 2: Convert to fraction form
    7,390,489.56/10,198,767.94 = 4,127,269.76/x
  3. Step 3: Cross multiply
    7,390,489.56x = 10,198,767.94 × 4,127,269.76
  4. Step 4: Simplify right side
    7,390,489.56x = 42,093,066,508,019.49
  5. Step 5: Solve for x
    x = 42,093,066,508,019.49/7,390,489.56
  6. Step 6: Final answer
    x = 5,695,572.15

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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.