Home / 12,482,224.40-18,723,336.60-10,354,710.80

Finding the Fourth Proportional to 12,482,224.40, 18,723,336.60 and 10,354,710.80

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Solution

The fourth proportional to 12,482,224.40, 18,723,336.60 and 10,354,710.80 is: 15,532,066.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,482,224.40 : 18,723,336.60 = 10,354,710.80 : x
  2. Step 2: Convert to fraction form
    12,482,224.40/18,723,336.60 = 10,354,710.80/x
  3. Step 3: Cross multiply
    12,482,224.40x = 18,723,336.60 × 10,354,710.80
  4. Step 4: Simplify right side
    12,482,224.40x = 193,874,735,704,055.31
  5. Step 5: Solve for x
    x = 193,874,735,704,055.31/12,482,224.40
  6. Step 6: Final answer
    x = 15,532,066.20

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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.