Home / 12,010,244.40-18,015,366.60-4,435,642.80

Finding the Fourth Proportional to 12,010,244.40, 18,015,366.60 and 4,435,642.80

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Solution

The fourth proportional to 12,010,244.40, 18,015,366.60 and 4,435,642.80 is: 6,653,464.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,010,244.40 : 18,015,366.60 = 4,435,642.80 : x
  2. Step 2: Convert to fraction form
    12,010,244.40/18,015,366.60 = 4,435,642.80/x
  3. Step 3: Cross multiply
    12,010,244.40x = 18,015,366.60 × 4,435,642.80
  4. Step 4: Simplify right side
    12,010,244.40x = 79,909,731,148,650.48
  5. Step 5: Solve for x
    x = 79,909,731,148,650.48/12,010,244.40
  6. Step 6: Final answer
    x = 6,653,464.20

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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.