Home / 23,680,303.78-32,678,819.44-12,815,287.78

Finding the Fourth Proportional to 23,680,303.78, 32,678,819.44 and 12,815,287.78

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Solution

The fourth proportional to 23,680,303.78, 32,678,819.44 and 12,815,287.78 is: 17,685,097.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,680,303.78 : 32,678,819.44 = 12,815,287.78 : x
  2. Step 2: Convert to fraction form
    23,680,303.78/32,678,819.44 = 12,815,287.78/x
  3. Step 3: Cross multiply
    23,680,303.78x = 32,678,819.44 × 12,815,287.78
  4. Step 4: Simplify right side
    23,680,303.78x = 418,788,475,434,258.44
  5. Step 5: Solve for x
    x = 418,788,475,434,258.44/23,680,303.78
  6. Step 6: Final answer
    x = 17,685,097.26

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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.