Home / 18,260,827.10-27,389,167.05-4,799,015.90

Finding the Fourth Proportional to 18,260,827.10, 27,389,167.05 and 4,799,015.90

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Solution

The fourth proportional to 18,260,827.10, 27,389,167.05 and 4,799,015.90 is: 7,197,978.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,260,827.10 : 27,389,167.05 = 4,799,015.90 : x
  2. Step 2: Convert to fraction form
    18,260,827.10/27,389,167.05 = 4,799,015.90/x
  3. Step 3: Cross multiply
    18,260,827.10x = 27,389,167.05 × 4,799,015.90
  4. Step 4: Simplify right side
    18,260,827.10x = 131,441,048,160,706.11
  5. Step 5: Solve for x
    x = 131,441,048,160,706.11/18,260,827.10
  6. Step 6: Final answer
    x = 7,197,978.90

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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.