Home / 43,722,376.80-65,623,222.80-22,171,970.40

Finding the Fourth Proportional to 43,722,376.80, 65,623,222.80 and 22,171,970.40

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Solution

The fourth proportional to 43,722,376.80, 65,623,222.80 and 22,171,970.40 is: 33,278,066.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,722,376.80 : 65,623,222.80 = 22,171,970.40 : x
  2. Step 2: Convert to fraction form
    43,722,376.80/65,623,222.80 = 22,171,970.40/x
  3. Step 3: Cross multiply
    43,722,376.80x = 65,623,222.80 × 22,171,970.40
  4. Step 4: Simplify right side
    43,722,376.80x = 1,454,996,153,474,205
  5. Step 5: Solve for x
    x = 1,454,996,153,474,205/43,722,376.80
  6. Step 6: Final answer
    x = 33,278,066.29

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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.