Home / 25,792,287.40-38,632,443.90-21,313,311.40

Finding the Fourth Proportional to 25,792,287.40, 38,632,443.90 and 21,313,311.40

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Solution

The fourth proportional to 25,792,287.40, 38,632,443.90 and 21,313,311.40 is: 31,923,702.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,792,287.40 : 38,632,443.90 = 21,313,311.40 : x
  2. Step 2: Convert to fraction form
    25,792,287.40/38,632,443.90 = 21,313,311.40/x
  3. Step 3: Cross multiply
    25,792,287.40x = 38,632,443.90 × 21,313,311.40
  4. Step 4: Simplify right side
    25,792,287.40x = 823,385,306,983,730.38
  5. Step 5: Solve for x
    x = 823,385,306,983,730.38/25,792,287.40
  6. Step 6: Final answer
    x = 31,923,702.39

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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.