Home / 14,074,593.60-21,087,007.20-12,482,068.80

Finding the Fourth Proportional to 14,074,593.60, 21,087,007.20 and 12,482,068.80

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Solution

The fourth proportional to 14,074,593.60, 21,087,007.20 and 12,482,068.80 is: 18,701,035.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,074,593.60 : 21,087,007.20 = 12,482,068.80 : x
  2. Step 2: Convert to fraction form
    14,074,593.60/21,087,007.20 = 12,482,068.80/x
  3. Step 3: Cross multiply
    14,074,593.60x = 21,087,007.20 × 12,482,068.80
  4. Step 4: Simplify right side
    14,074,593.60x = 263,209,474,656,495.38
  5. Step 5: Solve for x
    x = 263,209,474,656,495.38/14,074,593.60
  6. Step 6: Final answer
    x = 18,701,035.51

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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.