Home / 38,454,534.06-53,067,253.05-20,813,433.54

Finding the Fourth Proportional to 38,454,534.06, 53,067,253.05 and 20,813,433.54

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Solution

The fourth proportional to 38,454,534.06, 53,067,253.05 and 20,813,433.54 is: 28,722,536.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,454,534.06 : 53,067,253.05 = 20,813,433.54 : x
  2. Step 2: Convert to fraction form
    38,454,534.06/53,067,253.05 = 20,813,433.54/x
  3. Step 3: Cross multiply
    38,454,534.06x = 53,067,253.05 × 20,813,433.54
  4. Step 4: Simplify right side
    38,454,534.06x = 1,104,511,744,506,537.25
  5. Step 5: Solve for x
    x = 1,104,511,744,506,537.25/38,454,534.06
  6. Step 6: Final answer
    x = 28,722,536.15

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1.5x scale

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.