Home / 8,047,419.40-12,071,129.10-3,795,891.40

Finding the Fourth Proportional to 8,047,419.40, 12,071,129.10 and 3,795,891.40

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Solution

The fourth proportional to 8,047,419.40, 12,071,129.10 and 3,795,891.40 is: 5,693,837.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,047,419.40 : 12,071,129.10 = 3,795,891.40 : x
  2. Step 2: Convert to fraction form
    8,047,419.40/12,071,129.10 = 3,795,891.40/x
  3. Step 3: Cross multiply
    8,047,419.40x = 12,071,129.10 × 3,795,891.40
  4. Step 4: Simplify right side
    8,047,419.40x = 45,820,695,138,979.73
  5. Step 5: Solve for x
    x = 45,820,695,138,979.73/8,047,419.40
  6. Step 6: Final answer
    x = 5,693,837.10

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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.