Home / 11,550,981.01-15,940,479.77-6,394,428.67

Finding the Fourth Proportional to 11,550,981.01, 15,940,479.77 and 6,394,428.67

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Solution

The fourth proportional to 11,550,981.01, 15,940,479.77 and 6,394,428.67 is: 8,824,381.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,550,981.01 : 15,940,479.77 = 6,394,428.67 : x
  2. Step 2: Convert to fraction form
    11,550,981.01/15,940,479.77 = 6,394,428.67/x
  3. Step 3: Cross multiply
    11,550,981.01x = 15,940,479.77 × 6,394,428.67
  4. Step 4: Simplify right side
    11,550,981.01x = 101,930,260,822,870.86
  5. Step 5: Solve for x
    x = 101,930,260,822,870.86/11,550,981.01
  6. Step 6: Final answer
    x = 8,824,381.30

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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.