Home / 10,439,798.49-15,654,634.77-6,123,258.18

Finding the Fourth Proportional to 10,439,798.49, 15,654,634.77 and 6,123,258.18

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Solution

The fourth proportional to 10,439,798.49, 15,654,634.77 and 6,123,258.18 is: 9,181,917.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,439,798.49 : 15,654,634.77 = 6,123,258.18 : x
  2. Step 2: Convert to fraction form
    10,439,798.49/15,654,634.77 = 6,123,258.18/x
  3. Step 3: Cross multiply
    10,439,798.49x = 15,654,634.77 × 6,123,258.18
  4. Step 4: Simplify right side
    10,439,798.49x = 95,857,370,410,314.91
  5. Step 5: Solve for x
    x = 95,857,370,410,314.91/10,439,798.49
  6. Step 6: Final answer
    x = 9,181,917.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.