Home / 10,256,283.63-15,377,591.48-5,647,440.74

Finding the Fourth Proportional to 10,256,283.63, 15,377,591.48 and 5,647,440.74

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Solution

The fourth proportional to 10,256,283.63, 15,377,591.48 and 5,647,440.74 is: 8,467,398.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,256,283.63 : 15,377,591.48 = 5,647,440.74 : x
  2. Step 2: Convert to fraction form
    10,256,283.63/15,377,591.48 = 5,647,440.74/x
  3. Step 3: Cross multiply
    10,256,283.63x = 15,377,591.48 × 5,647,440.74
  4. Step 4: Simplify right side
    10,256,283.63x = 86,844,036,502,103.73
  5. Step 5: Solve for x
    x = 86,844,036,502,103.73/10,256,283.63
  6. Step 6: Final answer
    x = 8,467,398.10

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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.