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Finding the Fourth Proportional to 38,809,701.60, 58,214,552.40 and 27,462,962.40

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Solution

The fourth proportional to 38,809,701.60, 58,214,552.40 and 27,462,962.40 is: 41,194,443.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,809,701.60 : 58,214,552.40 = 27,462,962.40 : x
  2. Step 2: Convert to fraction form
    38,809,701.60/58,214,552.40 = 27,462,962.40/x
  3. Step 3: Cross multiply
    38,809,701.60x = 58,214,552.40 × 27,462,962.40
  4. Step 4: Simplify right side
    38,809,701.60x = 1,598,744,063,694,029.75
  5. Step 5: Solve for x
    x = 1,598,744,063,694,029.75/38,809,701.60
  6. Step 6: Final answer
    x = 41,194,443.60

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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.