Home / 12,163,981.48-16,786,338.91-6,582,228.02

Finding the Fourth Proportional to 12,163,981.48, 16,786,338.91 and 6,582,228.02

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Solution

The fourth proportional to 12,163,981.48, 16,786,338.91 and 6,582,228.02 is: 9,083,498.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,163,981.48 : 16,786,338.91 = 6,582,228.02 : x
  2. Step 2: Convert to fraction form
    12,163,981.48/16,786,338.91 = 6,582,228.02/x
  3. Step 3: Cross multiply
    12,163,981.48x = 16,786,338.91 × 6,582,228.02
  4. Step 4: Simplify right side
    12,163,981.48x = 110,491,510,326,618.25
  5. Step 5: Solve for x
    x = 110,491,510,326,618.25/12,163,981.48
  6. Step 6: Final answer
    x = 9,083,498.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.