Home / 11,421,462.30-17,132,193.45-8,020,239.90

Finding the Fourth Proportional to 11,421,462.30, 17,132,193.45 and 8,020,239.90

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Solution

The fourth proportional to 11,421,462.30, 17,132,193.45 and 8,020,239.90 is: 12,030,359.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,421,462.30 : 17,132,193.45 = 8,020,239.90 : x
  2. Step 2: Convert to fraction form
    11,421,462.30/17,132,193.45 = 8,020,239.90/x
  3. Step 3: Cross multiply
    11,421,462.30x = 17,132,193.45 × 8,020,239.90
  4. Step 4: Simplify right side
    11,421,462.30x = 137,404,301,482,208.66
  5. Step 5: Solve for x
    x = 137,404,301,482,208.66/11,421,462.30
  6. Step 6: Final answer
    x = 12,030,359.85

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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.