Home / 10,891,625.80-16,340,937.90-7,301,446.60

Finding the Fourth Proportional to 10,891,625.80, 16,340,937.90 and 7,301,446.60

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Solution

The fourth proportional to 10,891,625.80, 16,340,937.90 and 7,301,446.60 is: 10,954,515.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,891,625.80 : 16,340,937.90 = 7,301,446.60 : x
  2. Step 2: Convert to fraction form
    10,891,625.80/16,340,937.90 = 7,301,446.60/x
  3. Step 3: Cross multiply
    10,891,625.80x = 16,340,937.90 × 7,301,446.60
  4. Step 4: Simplify right side
    10,891,625.80x = 119,312,485,470,766.14
  5. Step 5: Solve for x
    x = 119,312,485,470,766.14/10,891,625.80
  6. Step 6: Final answer
    x = 10,954,515.67

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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.