Home / 38,326,947.68-57,487,182.96-12,418,700.60

Finding the Fourth Proportional to 38,326,947.68, 57,487,182.96 and 12,418,700.60

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Solution

The fourth proportional to 38,326,947.68, 57,487,182.96 and 12,418,700.60 is: 18,627,001.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,326,947.68 : 57,487,182.96 = 12,418,700.60 : x
  2. Step 2: Convert to fraction form
    38,326,947.68/57,487,182.96 = 12,418,700.60/x
  3. Step 3: Cross multiply
    38,326,947.68x = 57,487,182.96 × 12,418,700.60
  4. Step 4: Simplify right side
    38,326,947.68x = 713,916,113,517,661.75
  5. Step 5: Solve for x
    x = 713,916,113,517,661.75/38,326,947.68
  6. Step 6: Final answer
    x = 18,627,001.54

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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.