Home / 19,337,714.80-29,006,572.20-18,143,321.20

Finding the Fourth Proportional to 19,337,714.80, 29,006,572.20 and 18,143,321.20

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Solution

The fourth proportional to 19,337,714.80, 29,006,572.20 and 18,143,321.20 is: 27,214,981.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,337,714.80 : 29,006,572.20 = 18,143,321.20 : x
  2. Step 2: Convert to fraction form
    19,337,714.80/29,006,572.20 = 18,143,321.20/x
  3. Step 3: Cross multiply
    19,337,714.80x = 29,006,572.20 × 18,143,321.20
  4. Step 4: Simplify right side
    19,337,714.80x = 526,275,556,335,590.62
  5. Step 5: Solve for x
    x = 526,275,556,335,590.62/19,337,714.80
  6. Step 6: Final answer
    x = 27,214,981.80

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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.