Home / 38,239,955.10-57,376,886.72-20,039,823.14

Finding the Fourth Proportional to 38,239,955.10, 57,376,886.72 and 20,039,823.14

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Solution

The fourth proportional to 38,239,955.10, 57,376,886.72 and 20,039,823.14 is: 30,068,619.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,239,955.10 : 57,376,886.72 = 20,039,823.14 : x
  2. Step 2: Convert to fraction form
    38,239,955.10/57,376,886.72 = 20,039,823.14/x
  3. Step 3: Cross multiply
    38,239,955.10x = 57,376,886.72 × 20,039,823.14
  4. Step 4: Simplify right side
    38,239,955.10x = 1,149,822,661,805,531.25
  5. Step 5: Solve for x
    x = 1,149,822,661,805,531.25/38,239,955.10
  6. Step 6: Final answer
    x = 30,068,619.56

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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.