Home / 18,439,432.80-27,650,854.80-7,076,104.80

Finding the Fourth Proportional to 18,439,432.80, 27,650,854.80 and 7,076,104.80

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Solution

The fourth proportional to 18,439,432.80, 27,650,854.80 and 7,076,104.80 is: 10,610,974.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,439,432.80 : 27,650,854.80 = 7,076,104.80 : x
  2. Step 2: Convert to fraction form
    18,439,432.80/27,650,854.80 = 7,076,104.80/x
  3. Step 3: Cross multiply
    18,439,432.80x = 27,650,854.80 × 7,076,104.80
  4. Step 4: Simplify right side
    18,439,432.80x = 195,660,346,374,383.03
  5. Step 5: Solve for x
    x = 195,660,346,374,383.03/18,439,432.80
  6. Step 6: Final answer
    x = 10,610,974.24

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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.