Home / 12,146,064.60-18,219,291.30-3,170,616.60

Finding the Fourth Proportional to 12,146,064.60, 18,219,291.30 and 3,170,616.60

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Solution

The fourth proportional to 12,146,064.60, 18,219,291.30 and 3,170,616.60 is: 4,755,975.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,146,064.60 : 18,219,291.30 = 3,170,616.60 : x
  2. Step 2: Convert to fraction form
    12,146,064.60/18,219,291.30 = 3,170,616.60/x
  3. Step 3: Cross multiply
    12,146,064.60x = 18,219,291.30 × 3,170,616.60
  4. Step 4: Simplify right side
    12,146,064.60x = 57,766,387,436,015.59
  5. Step 5: Solve for x
    x = 57,766,387,436,015.59/12,146,064.60
  6. Step 6: Final answer
    x = 4,755,975.65

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1.5x scale

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.