Home / 15,710,926.12-21,680,738.04-9,095,793.48

Finding the Fourth Proportional to 15,710,926.12, 21,680,738.04 and 9,095,793.48

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Solution

The fourth proportional to 15,710,926.12, 21,680,738.04 and 9,095,793.48 is: 12,551,998.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,710,926.12 : 21,680,738.04 = 9,095,793.48 : x
  2. Step 2: Convert to fraction form
    15,710,926.12/21,680,738.04 = 9,095,793.48/x
  3. Step 3: Cross multiply
    15,710,926.12x = 21,680,738.04 × 9,095,793.48
  4. Step 4: Simplify right side
    15,710,926.12x = 197,203,515,705,819.97
  5. Step 5: Solve for x
    x = 197,203,515,705,819.97/15,710,926.12
  6. Step 6: Final answer
    x = 12,551,998.16

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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.