Home / 31,382,488.40-47,073,732.60-11,180,440.40

Finding the Fourth Proportional to 31,382,488.40, 47,073,732.60 and 11,180,440.40

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Solution

The fourth proportional to 31,382,488.40, 47,073,732.60 and 11,180,440.40 is: 16,770,660.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,382,488.40 : 47,073,732.60 = 11,180,440.40 : x
  2. Step 2: Convert to fraction form
    31,382,488.40/47,073,732.60 = 11,180,440.40/x
  3. Step 3: Cross multiply
    31,382,488.40x = 47,073,732.60 × 11,180,440.40
  4. Step 4: Simplify right side
    31,382,488.40x = 526,305,061,739,837.06
  5. Step 5: Solve for x
    x = 526,305,061,739,837.06/31,382,488.40
  6. Step 6: Final answer
    x = 16,770,660.60

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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.