Home / 8,069,480.64-12,105,992.16-2,390,149.44

Finding the Fourth Proportional to 8,069,480.64, 12,105,992.16 and 2,390,149.44

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Solution

The fourth proportional to 8,069,480.64, 12,105,992.16 and 2,390,149.44 is: 3,585,748.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,069,480.64 : 12,105,992.16 = 2,390,149.44 : x
  2. Step 2: Convert to fraction form
    8,069,480.64/12,105,992.16 = 2,390,149.44/x
  3. Step 3: Cross multiply
    8,069,480.64x = 12,105,992.16 × 2,390,149.44
  4. Step 4: Simplify right side
    8,069,480.64x = 28,935,130,381,868.39
  5. Step 5: Solve for x
    x = 28,935,130,381,868.39/8,069,480.64
  6. Step 6: Final answer
    x = 3,585,748.78

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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.