Home / 18,189,645.60-27,288,259.20-6,062,876.40

Finding the Fourth Proportional to 18,189,645.60, 27,288,259.20 and 6,062,876.40

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Solution

The fourth proportional to 18,189,645.60, 27,288,259.20 and 6,062,876.40 is: 9,095,578.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,189,645.60 : 27,288,259.20 = 6,062,876.40 : x
  2. Step 2: Convert to fraction form
    18,189,645.60/27,288,259.20 = 6,062,876.40/x
  3. Step 3: Cross multiply
    18,189,645.60x = 27,288,259.20 × 6,062,876.40
  4. Step 4: Simplify right side
    18,189,645.60x = 165,445,342,700,762.88
  5. Step 5: Solve for x
    x = 165,445,342,700,762.88/18,189,645.60
  6. Step 6: Final answer
    x = 9,095,578.13

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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.