Home / 20,266,809.90-27,970,194.34-11,566,292.10

Finding the Fourth Proportional to 20,266,809.90, 27,970,194.34 and 11,566,292.10

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Solution

The fourth proportional to 20,266,809.90, 27,970,194.34 and 11,566,292.10 is: 15,962,622.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,266,809.90 : 27,970,194.34 = 11,566,292.10 : x
  2. Step 2: Convert to fraction form
    20,266,809.90/27,970,194.34 = 11,566,292.10/x
  3. Step 3: Cross multiply
    20,266,809.90x = 27,970,194.34 × 11,566,292.10
  4. Step 4: Simplify right side
    20,266,809.90x = 323,511,437,690,355.75
  5. Step 5: Solve for x
    x = 323,511,437,690,355.75/20,266,809.90
  6. Step 6: Final answer
    x = 15,962,622.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.