Home / 31,793,121.56-43,875,566.36-17,856,928.80

Finding the Fourth Proportional to 31,793,121.56, 43,875,566.36 and 17,856,928.80

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Solution

The fourth proportional to 31,793,121.56, 43,875,566.36 and 17,856,928.80 is: 24,643,156.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,793,121.56 : 43,875,566.36 = 17,856,928.80 : x
  2. Step 2: Convert to fraction form
    31,793,121.56/43,875,566.36 = 17,856,928.80/x
  3. Step 3: Cross multiply
    31,793,121.56x = 43,875,566.36 × 17,856,928.80
  4. Step 4: Simplify right side
    31,793,121.56x = 783,482,864,550,195.25
  5. Step 5: Solve for x
    x = 783,482,864,550,195.25/31,793,121.56
  6. Step 6: Final answer
    x = 24,643,156.32

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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.