Home / 12,163,981.31-16,786,338.70-6,582,227.88

Finding the Fourth Proportional to 12,163,981.31, 16,786,338.70 and 6,582,227.88

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Solution

The fourth proportional to 12,163,981.31, 16,786,338.70 and 6,582,227.88 is: 9,083,498.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,163,981.31 : 16,786,338.70 = 6,582,227.88 : x
  2. Step 2: Convert to fraction form
    12,163,981.31/16,786,338.70 = 6,582,227.88/x
  3. Step 3: Cross multiply
    12,163,981.31x = 16,786,338.70 × 6,582,227.88
  4. Step 4: Simplify right side
    12,163,981.31x = 110,491,506,558,674.67
  5. Step 5: Solve for x
    x = 110,491,506,558,674.67/12,163,981.31
  6. Step 6: Final answer
    x = 9,083,498.54

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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.