Home / 36,815,712.40-55,223,568.60-12,582,002.80

Finding the Fourth Proportional to 36,815,712.40, 55,223,568.60 and 12,582,002.80

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Solution

The fourth proportional to 36,815,712.40, 55,223,568.60 and 12,582,002.80 is: 18,873,004.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,815,712.40 : 55,223,568.60 = 12,582,002.80 : x
  2. Step 2: Convert to fraction form
    36,815,712.40/55,223,568.60 = 12,582,002.80/x
  3. Step 3: Cross multiply
    36,815,712.40x = 55,223,568.60 × 12,582,002.80
  4. Step 4: Simplify right side
    36,815,712.40x = 694,823,094,751,192.12
  5. Step 5: Solve for x
    x = 694,823,094,751,192.12/36,815,712.40
  6. Step 6: Final answer
    x = 18,873,004.20

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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.