Home / 12,431,795.76-18,612,633.60-6,582,727.44

Finding the Fourth Proportional to 12,431,795.76, 18,612,633.60 and 6,582,727.44

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Solution

The fourth proportional to 12,431,795.76, 18,612,633.60 and 6,582,727.44 is: 9,855,526.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,431,795.76 : 18,612,633.60 = 6,582,727.44 : x
  2. Step 2: Convert to fraction form
    12,431,795.76/18,612,633.60 = 6,582,727.44/x
  3. Step 3: Cross multiply
    12,431,795.76x = 18,612,633.60 × 6,582,727.44
  4. Step 4: Simplify right side
    12,431,795.76x = 122,521,893,929,386
  5. Step 5: Solve for x
    x = 122,521,893,929,386/12,431,795.76
  6. Step 6: Final answer
    x = 9,855,526.61

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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.