Home / 27,755,084.16-38,306,043.72-15,992,063.28

Finding the Fourth Proportional to 27,755,084.16, 38,306,043.72 and 15,992,063.28

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Solution

The fourth proportional to 27,755,084.16, 38,306,043.72 and 15,992,063.28 is: 22,071,367.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,755,084.16 : 38,306,043.72 = 15,992,063.28 : x
  2. Step 2: Convert to fraction form
    27,755,084.16/38,306,043.72 = 15,992,063.28/x
  3. Step 3: Cross multiply
    27,755,084.16x = 38,306,043.72 × 15,992,063.28
  4. Step 4: Simplify right side
    27,755,084.16x = 612,592,675,176,686.50
  5. Step 5: Solve for x
    x = 612,592,675,176,686.50/27,755,084.16
  6. Step 6: Final answer
    x = 22,071,367.96

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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.