Home / 7,217,360.46-9,957,505.14-4,117,657.05

Finding the Fourth Proportional to 7,217,360.46, 9,957,505.14 and 4,117,657.05

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Solution

The fourth proportional to 7,217,360.46, 9,957,505.14 and 4,117,657.05 is: 5,680,967.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,217,360.46 : 9,957,505.14 = 4,117,657.05 : x
  2. Step 2: Convert to fraction form
    7,217,360.46/9,957,505.14 = 4,117,657.05/x
  3. Step 3: Cross multiply
    7,217,360.46x = 9,957,505.14 × 4,117,657.05
  4. Step 4: Simplify right side
    7,217,360.46x = 41,001,591,240,132.23
  5. Step 5: Solve for x
    x = 41,001,591,240,132.23/7,217,360.46
  6. Step 6: Final answer
    x = 5,680,967.64

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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.