Home / 17,281,037.80-25,921,556.70-10,919,492.20

Finding the Fourth Proportional to 17,281,037.80, 25,921,556.70 and 10,919,492.20

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Solution

The fourth proportional to 17,281,037.80, 25,921,556.70 and 10,919,492.20 is: 16,379,238.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,281,037.80 : 25,921,556.70 = 10,919,492.20 : x
  2. Step 2: Convert to fraction form
    17,281,037.80/25,921,556.70 = 10,919,492.20/x
  3. Step 3: Cross multiply
    17,281,037.80x = 25,921,556.70 × 10,919,492.20
  4. Step 4: Simplify right side
    17,281,037.80x = 283,050,236,197,507.69
  5. Step 5: Solve for x
    x = 283,050,236,197,507.69/17,281,037.80
  6. Step 6: Final answer
    x = 16,379,238.30

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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.