Home / 15,693,996.80-23,540,995.20-8,123,283.20

Finding the Fourth Proportional to 15,693,996.80, 23,540,995.20 and 8,123,283.20

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Solution

The fourth proportional to 15,693,996.80, 23,540,995.20 and 8,123,283.20 is: 12,184,924.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,693,996.80 : 23,540,995.20 = 8,123,283.20 : x
  2. Step 2: Convert to fraction form
    15,693,996.80/23,540,995.20 = 8,123,283.20/x
  3. Step 3: Cross multiply
    15,693,996.80x = 23,540,995.20 × 8,123,283.20
  4. Step 4: Simplify right side
    15,693,996.80x = 191,230,170,819,440.62
  5. Step 5: Solve for x
    x = 191,230,170,819,440.62/15,693,996.80
  6. Step 6: Final answer
    x = 12,184,924.80

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1.5x scale

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.