Home / 12,090,062.20-18,135,093.30-4,516,043.80

Finding the Fourth Proportional to 12,090,062.20, 18,135,093.30 and 4,516,043.80

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Solution

The fourth proportional to 12,090,062.20, 18,135,093.30 and 4,516,043.80 is: 6,774,065.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,090,062.20 : 18,135,093.30 = 4,516,043.80 : x
  2. Step 2: Convert to fraction form
    12,090,062.20/18,135,093.30 = 4,516,043.80/x
  3. Step 3: Cross multiply
    12,090,062.20x = 18,135,093.30 × 4,516,043.80
  4. Step 4: Simplify right side
    12,090,062.20x = 81,898,875,659,886.55
  5. Step 5: Solve for x
    x = 81,898,875,659,886.55/12,090,062.20
  6. Step 6: Final answer
    x = 6,774,065.70

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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.