Home / 66,556,166.90-99,826,377.15-18,031,010.90

Finding the Fourth Proportional to 66,556,166.90, 99,826,377.15 and 18,031,010.90

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Solution

The fourth proportional to 66,556,166.90, 99,826,377.15 and 18,031,010.90 is: 27,044,383.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,556,166.90 : 99,826,377.15 = 18,031,010.90 : x
  2. Step 2: Convert to fraction form
    66,556,166.90/99,826,377.15 = 18,031,010.90/x
  3. Step 3: Cross multiply
    66,556,166.90x = 99,826,377.15 × 18,031,010.90
  4. Step 4: Simplify right side
    66,556,166.90x = 1,799,970,494,499,161
  5. Step 5: Solve for x
    x = 1,799,970,494,499,161/66,556,166.90
  6. Step 6: Final answer
    x = 27,044,383.39

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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.