Home / 12,582,148.48-18,873,033.06-5,660,739.91

Finding the Fourth Proportional to 12,582,148.48, 18,873,033.06 and 5,660,739.91

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Solution

The fourth proportional to 12,582,148.48, 18,873,033.06 and 5,660,739.91 is: 8,491,024.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,582,148.48 : 18,873,033.06 = 5,660,739.91 : x
  2. Step 2: Convert to fraction form
    12,582,148.48/18,873,033.06 = 5,660,739.91/x
  3. Step 3: Cross multiply
    12,582,148.48x = 18,873,033.06 × 5,660,739.91
  4. Step 4: Simplify right side
    12,582,148.48x = 106,835,331,465,491.42
  5. Step 5: Solve for x
    x = 106,835,331,465,491.42/12,582,148.48
  6. Step 6: Final answer
    x = 8,491,024.54

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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.