Home / 38,247,339.66-57,382,200.84-12,339,141.36

Finding the Fourth Proportional to 38,247,339.66, 57,382,200.84 and 12,339,141.36

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Solution

The fourth proportional to 38,247,339.66, 57,382,200.84 and 12,339,141.36 is: 18,512,322.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,247,339.66 : 57,382,200.84 = 12,339,141.36 : x
  2. Step 2: Convert to fraction form
    38,247,339.66/57,382,200.84 = 12,339,141.36/x
  3. Step 3: Cross multiply
    38,247,339.66x = 57,382,200.84 × 12,339,141.36
  4. Step 4: Simplify right side
    38,247,339.66x = 708,047,087,712,670.75
  5. Step 5: Solve for x
    x = 708,047,087,712,670.75/38,247,339.66
  6. Step 6: Final answer
    x = 18,512,322.53

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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.