Home / 11,918,585.64-17,878,042.48-3,398,923.02

Finding the Fourth Proportional to 11,918,585.64, 17,878,042.48 and 3,398,923.02

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Solution

The fourth proportional to 11,918,585.64, 17,878,042.48 and 3,398,923.02 is: 5,098,431.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,918,585.64 : 17,878,042.48 = 3,398,923.02 : x
  2. Step 2: Convert to fraction form
    11,918,585.64/17,878,042.48 = 3,398,923.02/x
  3. Step 3: Cross multiply
    11,918,585.64x = 17,878,042.48 × 3,398,923.02
  4. Step 4: Simplify right side
    11,918,585.64x = 60,766,090,146,307.20
  5. Step 5: Solve for x
    x = 60,766,090,146,307.20/11,918,585.64
  6. Step 6: Final answer
    x = 5,098,431.31

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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.