Home / 54,437,999.90-81,656,999.85-27,228,220.70

Finding the Fourth Proportional to 54,437,999.90, 81,656,999.85 and 27,228,220.70

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Solution

The fourth proportional to 54,437,999.90, 81,656,999.85 and 27,228,220.70 is: 40,842,331.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,437,999.90 : 81,656,999.85 = 27,228,220.70 : x
  2. Step 2: Convert to fraction form
    54,437,999.90/81,656,999.85 = 27,228,220.70/x
  3. Step 3: Cross multiply
    54,437,999.90x = 81,656,999.85 × 27,228,220.70
  4. Step 4: Simplify right side
    54,437,999.90x = 2,223,374,813,615,666.75
  5. Step 5: Solve for x
    x = 2,223,374,813,615,666.75/54,437,999.90
  6. Step 6: Final answer
    x = 40,842,331.05

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1.5x scale

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.