Home / 7,217,358.96-9,957,503.07-4,117,655.55

Finding the Fourth Proportional to 7,217,358.96, 9,957,503.07 and 4,117,655.55

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Solution

The fourth proportional to 7,217,358.96, 9,957,503.07 and 4,117,655.55 is: 5,680,965.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,217,358.96 : 9,957,503.07 = 4,117,655.55 : x
  2. Step 2: Convert to fraction form
    7,217,358.96/9,957,503.07 = 4,117,655.55/x
  3. Step 3: Cross multiply
    7,217,358.96x = 9,957,503.07 × 4,117,655.55
  4. Step 4: Simplify right side
    7,217,358.96x = 41,001,567,780,327.54
  5. Step 5: Solve for x
    x = 41,001,567,780,327.54/7,217,358.96
  6. Step 6: Final answer
    x = 5,680,965.57

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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.