Home / 25,432,633.20-38,151,282.60-8,393,343.60

Finding the Fourth Proportional to 25,432,633.20, 38,151,282.60 and 8,393,343.60

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Solution

The fourth proportional to 25,432,633.20, 38,151,282.60 and 8,393,343.60 is: 12,590,785.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,432,633.20 : 38,151,282.60 = 8,393,343.60 : x
  2. Step 2: Convert to fraction form
    25,432,633.20/38,151,282.60 = 8,393,343.60/x
  3. Step 3: Cross multiply
    25,432,633.20x = 38,151,282.60 × 8,393,343.60
  4. Step 4: Simplify right side
    25,432,633.20x = 320,216,823,642,501.38
  5. Step 5: Solve for x
    x = 320,216,823,642,501.38/25,432,633.20
  6. Step 6: Final answer
    x = 12,590,785.28

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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.