Home / 54,174,642.40-81,271,805.10-17,772,902.20

Finding the Fourth Proportional to 54,174,642.40, 81,271,805.10 and 17,772,902.20

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Solution

The fourth proportional to 54,174,642.40, 81,271,805.10 and 17,772,902.20 is: 26,662,581.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,174,642.40 : 81,271,805.10 = 17,772,902.20 : x
  2. Step 2: Convert to fraction form
    54,174,642.40/81,271,805.10 = 17,772,902.20/x
  3. Step 3: Cross multiply
    54,174,642.40x = 81,271,805.10 × 17,772,902.20
  4. Step 4: Simplify right side
    54,174,642.40x = 1,444,435,843,659,761
  5. Step 5: Solve for x
    x = 1,444,435,843,659,761/54,174,642.40
  6. Step 6: Final answer
    x = 26,662,581.97

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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.