Home / 15,545,245.80-23,317,868.70-12,297,988.20

Finding the Fourth Proportional to 15,545,245.80, 23,317,868.70 and 12,297,988.20

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Solution

The fourth proportional to 15,545,245.80, 23,317,868.70 and 12,297,988.20 is: 18,446,982.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,545,245.80 : 23,317,868.70 = 12,297,988.20 : x
  2. Step 2: Convert to fraction form
    15,545,245.80/23,317,868.70 = 12,297,988.20/x
  3. Step 3: Cross multiply
    15,545,245.80x = 23,317,868.70 × 12,297,988.20
  4. Step 4: Simplify right side
    15,545,245.80x = 286,762,874,121,749.31
  5. Step 5: Solve for x
    x = 286,762,874,121,749.31/15,545,245.80
  6. Step 6: Final answer
    x = 18,446,982.30

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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.