Home / 12,482,048.40-18,723,072.60-10,354,534.80

Finding the Fourth Proportional to 12,482,048.40, 18,723,072.60 and 10,354,534.80

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Solution

The fourth proportional to 12,482,048.40, 18,723,072.60 and 10,354,534.80 is: 15,531,802.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,482,048.40 : 18,723,072.60 = 10,354,534.80 : x
  2. Step 2: Convert to fraction form
    12,482,048.40/18,723,072.60 = 10,354,534.80/x
  3. Step 3: Cross multiply
    12,482,048.40x = 18,723,072.60 × 10,354,534.80
  4. Step 4: Simplify right side
    12,482,048.40x = 193,868,706,799,626.50
  5. Step 5: Solve for x
    x = 193,868,706,799,626.50/12,482,048.40
  6. Step 6: Final answer
    x = 15,531,802.20

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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.