Home / 7,771,404.52-10,724,608.02-4,286,876.68

Finding the Fourth Proportional to 7,771,404.52, 10,724,608.02 and 4,286,876.68

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Solution

The fourth proportional to 7,771,404.52, 10,724,608.02 and 4,286,876.68 is: 5,915,928.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,771,404.52 : 10,724,608.02 = 4,286,876.68 : x
  2. Step 2: Convert to fraction form
    7,771,404.52/10,724,608.02 = 4,286,876.68/x
  3. Step 3: Cross multiply
    7,771,404.52x = 10,724,608.02 × 4,286,876.68
  4. Step 4: Simplify right side
    7,771,404.52x = 45,975,072,023,078.97
  5. Step 5: Solve for x
    x = 45,975,072,023,078.97/7,771,404.52
  6. Step 6: Final answer
    x = 5,915,928.31

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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.