Home / 36,220,315.60-54,333,097.80-21,812,359.60

Finding the Fourth Proportional to 36,220,315.60, 54,333,097.80 and 21,812,359.60

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Solution

The fourth proportional to 36,220,315.60, 54,333,097.80 and 21,812,359.60 is: 32,720,119.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,220,315.60 : 54,333,097.80 = 21,812,359.60 : x
  2. Step 2: Convert to fraction form
    36,220,315.60/54,333,097.80 = 21,812,359.60/x
  3. Step 3: Cross multiply
    36,220,315.60x = 54,333,097.80 × 21,812,359.60
  4. Step 4: Simplify right side
    36,220,315.60x = 1,185,133,067,395,569
  5. Step 5: Solve for x
    x = 1,185,133,067,395,569/36,220,315.60
  6. Step 6: Final answer
    x = 32,720,119.85

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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.