Home / 51,628,763.01-71,244,988.49-28,419,356.73

Finding the Fourth Proportional to 51,628,763.01, 71,244,988.49 and 28,419,356.73

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Solution

The fourth proportional to 51,628,763.01, 71,244,988.49 and 28,419,356.73 is: 39,217,223.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,628,763.01 : 71,244,988.49 = 28,419,356.73 : x
  2. Step 2: Convert to fraction form
    51,628,763.01/71,244,988.49 = 28,419,356.73/x
  3. Step 3: Cross multiply
    51,628,763.01x = 71,244,988.49 × 28,419,356.73
  4. Step 4: Simplify right side
    51,628,763.01x = 2,024,736,742,979,957.25
  5. Step 5: Solve for x
    x = 2,024,736,742,979,957.25/51,628,763.01
  6. Step 6: Final answer
    x = 39,217,223.60

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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.