Home / 9,207,456.76-12,706,386.96-5,077,635.22

Finding the Fourth Proportional to 9,207,456.76, 12,706,386.96 and 5,077,635.22

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Solution

The fourth proportional to 9,207,456.76, 12,706,386.96 and 5,077,635.22 is: 7,007,189.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,207,456.76 : 12,706,386.96 = 5,077,635.22 : x
  2. Step 2: Convert to fraction form
    9,207,456.76/12,706,386.96 = 5,077,635.22/x
  3. Step 3: Cross multiply
    9,207,456.76x = 12,706,386.96 × 5,077,635.22
  4. Step 4: Simplify right side
    9,207,456.76x = 64,518,397,947,044.73
  5. Step 5: Solve for x
    x = 64,518,397,947,044.73/9,207,456.76
  6. Step 6: Final answer
    x = 7,007,189.89

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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.