Home / 9,172,194.62-12,657,784.65-5,042,397.77

Finding the Fourth Proportional to 9,172,194.62, 12,657,784.65 and 5,042,397.77

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Solution

The fourth proportional to 9,172,194.62, 12,657,784.65 and 5,042,397.77 is: 6,958,594.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,172,194.62 : 12,657,784.65 = 5,042,397.77 : x
  2. Step 2: Convert to fraction form
    9,172,194.62/12,657,784.65 = 5,042,397.77/x
  3. Step 3: Cross multiply
    9,172,194.62x = 12,657,784.65 × 5,042,397.77
  4. Step 4: Simplify right side
    9,172,194.62x = 63,825,585,128,769.05
  5. Step 5: Solve for x
    x = 63,825,585,128,769.05/9,172,194.62
  6. Step 6: Final answer
    x = 6,958,594.73

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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.