Home / 9,306,160.67-12,842,317.56-5,176,102.92

Finding the Fourth Proportional to 9,306,160.67, 12,842,317.56 and 5,176,102.92

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Solution

The fourth proportional to 9,306,160.67, 12,842,317.56 and 5,176,102.92 is: 7,142,919.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,306,160.67 : 12,842,317.56 = 5,176,102.92 : x
  2. Step 2: Convert to fraction form
    9,306,160.67/12,842,317.56 = 5,176,102.92/x
  3. Step 3: Cross multiply
    9,306,160.67x = 12,842,317.56 × 5,176,102.92
  4. Step 4: Simplify right side
    9,306,160.67x = 66,473,157,448,789.21
  5. Step 5: Solve for x
    x = 66,473,157,448,789.21/9,306,160.67
  6. Step 6: Final answer
    x = 7,142,919.60

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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.