Home / 18,840,029.90-28,260,044.85-6,871,210.70

Finding the Fourth Proportional to 18,840,029.90, 28,260,044.85 and 6,871,210.70

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Solution

The fourth proportional to 18,840,029.90, 28,260,044.85 and 6,871,210.70 is: 10,306,816.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,840,029.90 : 28,260,044.85 = 6,871,210.70 : x
  2. Step 2: Convert to fraction form
    18,840,029.90/28,260,044.85 = 6,871,210.70/x
  3. Step 3: Cross multiply
    18,840,029.90x = 28,260,044.85 × 6,871,210.70
  4. Step 4: Simplify right side
    18,840,029.90x = 194,180,722,555,799.91
  5. Step 5: Solve for x
    x = 194,180,722,555,799.91/18,840,029.90
  6. Step 6: Final answer
    x = 10,306,816.05

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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.