Home / 11,927,357.60-17,891,036.40-3,949,181.60

Finding the Fourth Proportional to 11,927,357.60, 17,891,036.40 and 3,949,181.60

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Solution

The fourth proportional to 11,927,357.60, 17,891,036.40 and 3,949,181.60 is: 5,923,772.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,927,357.60 : 17,891,036.40 = 3,949,181.60 : x
  2. Step 2: Convert to fraction form
    11,927,357.60/17,891,036.40 = 3,949,181.60/x
  3. Step 3: Cross multiply
    11,927,357.60x = 17,891,036.40 × 3,949,181.60
  4. Step 4: Simplify right side
    11,927,357.60x = 70,654,951,755,810.23
  5. Step 5: Solve for x
    x = 70,654,951,755,810.23/11,927,357.60
  6. Step 6: Final answer
    x = 5,923,772.40

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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.