Home / 19,654,652.60-27,108,980.88-13,027,255.28

Finding the Fourth Proportional to 19,654,652.60, 27,108,980.88 and 13,027,255.28

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Solution

The fourth proportional to 19,654,652.60, 27,108,980.88 and 13,027,255.28 is: 17,968,041.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,654,652.60 : 27,108,980.88 = 13,027,255.28 : x
  2. Step 2: Convert to fraction form
    19,654,652.60/27,108,980.88 = 13,027,255.28/x
  3. Step 3: Cross multiply
    19,654,652.60x = 27,108,980.88 × 13,027,255.28
  4. Step 4: Simplify right side
    19,654,652.60x = 353,155,614,304,399
  5. Step 5: Solve for x
    x = 353,155,614,304,399/19,654,652.60
  6. Step 6: Final answer
    x = 17,968,041.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.