Home / 25,824,000.20-38,736,000.30-21,792,921.80

Finding the Fourth Proportional to 25,824,000.20, 38,736,000.30 and 21,792,921.80

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Solution

The fourth proportional to 25,824,000.20, 38,736,000.30 and 21,792,921.80 is: 32,689,382.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,824,000.20 : 38,736,000.30 = 21,792,921.80 : x
  2. Step 2: Convert to fraction form
    25,824,000.20/38,736,000.30 = 21,792,921.80/x
  3. Step 3: Cross multiply
    25,824,000.20x = 38,736,000.30 × 21,792,921.80
  4. Step 4: Simplify right side
    25,824,000.20x = 844,170,625,382,676.50
  5. Step 5: Solve for x
    x = 844,170,625,382,676.50/25,824,000.20
  6. Step 6: Final answer
    x = 32,689,382.70

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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.