Home / 11,918,587.01-17,878,044.55-3,398,924.39

Finding the Fourth Proportional to 11,918,587.01, 17,878,044.55 and 3,398,924.39

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Solution

The fourth proportional to 11,918,587.01, 17,878,044.55 and 3,398,924.39 is: 5,098,433.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,918,587.01 : 17,878,044.55 = 3,398,924.39 : x
  2. Step 2: Convert to fraction form
    11,918,587.01/17,878,044.55 = 3,398,924.39/x
  3. Step 3: Cross multiply
    11,918,587.01x = 17,878,044.55 × 3,398,924.39
  4. Step 4: Simplify right side
    11,918,587.01x = 60,766,121,702,699.38
  5. Step 5: Solve for x
    x = 60,766,121,702,699.38/11,918,587.01
  6. Step 6: Final answer
    x = 5,098,433.37

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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.