Home / 12,030,605.60-18,045,908.40-10,037,701.85

Finding the Fourth Proportional to 12,030,605.60, 18,045,908.40 and 10,037,701.85

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Solution

The fourth proportional to 12,030,605.60, 18,045,908.40 and 10,037,701.85 is: 15,056,552.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,030,605.60 : 18,045,908.40 = 10,037,701.85 : x
  2. Step 2: Convert to fraction form
    12,030,605.60/18,045,908.40 = 10,037,701.85/x
  3. Step 3: Cross multiply
    12,030,605.60x = 18,045,908.40 × 10,037,701.85
  4. Step 4: Simplify right side
    12,030,605.60x = 181,139,448,131,610.53
  5. Step 5: Solve for x
    x = 181,139,448,131,610.53/12,030,605.60
  6. Step 6: Final answer
    x = 15,056,552.78

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Similar ratio
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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.