Home / 65,612,957.04-90,544,126.44-36,243,657.48

Finding the Fourth Proportional to 65,612,957.04, 90,544,126.44 and 36,243,657.48

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Solution

The fourth proportional to 65,612,957.04, 90,544,126.44 and 36,243,657.48 is: 50,015,278.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,612,957.04 : 90,544,126.44 = 36,243,657.48 : x
  2. Step 2: Convert to fraction form
    65,612,957.04/90,544,126.44 = 36,243,657.48/x
  3. Step 3: Cross multiply
    65,612,957.04x = 90,544,126.44 × 36,243,657.48
  4. Step 4: Simplify right side
    65,612,957.04x = 3,281,650,305,517,171.50
  5. Step 5: Solve for x
    x = 3,281,650,305,517,171.50/65,612,957.04
  6. Step 6: Final answer
    x = 50,015,278.29

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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.