Home / 9,169,407.50-12,654,067.19-5,039,363.70

Finding the Fourth Proportional to 9,169,407.50, 12,654,067.19 and 5,039,363.70

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Solution

The fourth proportional to 9,169,407.50, 12,654,067.19 and 5,039,363.70 is: 6,954,478.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,169,407.50 : 12,654,067.19 = 5,039,363.70 : x
  2. Step 2: Convert to fraction form
    9,169,407.50/12,654,067.19 = 5,039,363.70/x
  3. Step 3: Cross multiply
    9,169,407.50x = 12,654,067.19 × 5,039,363.70
  4. Step 4: Simplify right side
    9,169,407.50x = 63,768,446,829,450.19
  5. Step 5: Solve for x
    x = 63,768,446,829,450.19/9,169,407.50
  6. Step 6: Final answer
    x = 6,954,478.45

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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.