Home / 9,180,867.11-12,669,596.51-5,050,809.54

Finding the Fourth Proportional to 9,180,867.11, 12,669,596.51 and 5,050,809.54

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Solution

The fourth proportional to 9,180,867.11, 12,669,596.51 and 5,050,809.54 is: 6,970,117.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,180,867.11 : 12,669,596.51 = 5,050,809.54 : x
  2. Step 2: Convert to fraction form
    9,180,867.11/12,669,596.51 = 5,050,809.54/x
  3. Step 3: Cross multiply
    9,180,867.11x = 12,669,596.51 × 5,050,809.54
  4. Step 4: Simplify right side
    9,180,867.11x = 63,991,718,895,404.66
  5. Step 5: Solve for x
    x = 63,991,718,895,404.66/9,180,867.11
  6. Step 6: Final answer
    x = 6,970,117.11

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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.