Home / 12,482,069.40-18,723,104.10-10,354,555.80

Finding the Fourth Proportional to 12,482,069.40, 18,723,104.10 and 10,354,555.80

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Solution

The fourth proportional to 12,482,069.40, 18,723,104.10 and 10,354,555.80 is: 15,531,833.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,482,069.40 : 18,723,104.10 = 10,354,555.80 : x
  2. Step 2: Convert to fraction form
    12,482,069.40/18,723,104.10 = 10,354,555.80/x
  3. Step 3: Cross multiply
    12,482,069.40x = 18,723,104.10 × 10,354,555.80
  4. Step 4: Simplify right side
    12,482,069.40x = 193,869,426,152,658.81
  5. Step 5: Solve for x
    x = 193,869,426,152,658.81/12,482,069.40
  6. Step 6: Final answer
    x = 15,531,833.70

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Similar ratio
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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.