Home / 9,170,848.80-13,757,585.40-2,781,601.20

Finding the Fourth Proportional to 9,170,848.80, 13,757,585.40 and 2,781,601.20

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Solution

The fourth proportional to 9,170,848.80, 13,757,585.40 and 2,781,601.20 is: 4,172,799.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,170,848.80 : 13,757,585.40 = 2,781,601.20 : x
  2. Step 2: Convert to fraction form
    9,170,848.80/13,757,585.40 = 2,781,601.20/x
  3. Step 3: Cross multiply
    9,170,848.80x = 13,757,585.40 × 2,781,601.20
  4. Step 4: Simplify right side
    9,170,848.80x = 38,268,116,057,742.48
  5. Step 5: Solve for x
    x = 38,268,116,057,742.48/9,170,848.80
  6. Step 6: Final answer
    x = 4,172,799.80

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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.