Home / 21,062,062.80-31,593,094.20-17,873,416.80

Finding the Fourth Proportional to 21,062,062.80, 31,593,094.20 and 17,873,416.80

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Solution

The fourth proportional to 21,062,062.80, 31,593,094.20 and 17,873,416.80 is: 26,810,125.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,062,062.80 : 31,593,094.20 = 17,873,416.80 : x
  2. Step 2: Convert to fraction form
    21,062,062.80/31,593,094.20 = 17,873,416.80/x
  3. Step 3: Cross multiply
    21,062,062.80x = 31,593,094.20 × 17,873,416.80
  4. Step 4: Simplify right side
    21,062,062.80x = 564,676,540,638,262.62
  5. Step 5: Solve for x
    x = 564,676,540,638,262.62/21,062,062.80
  6. Step 6: Final answer
    x = 26,810,125.20

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1.5x scale

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.