Home / 10,918,367.53-16,376,960.80-3,345,355.15

Finding the Fourth Proportional to 10,918,367.53, 16,376,960.80 and 3,345,355.15

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Solution

The fourth proportional to 10,918,367.53, 16,376,960.80 and 3,345,355.15 is: 5,017,851.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,918,367.53 : 16,376,960.80 = 3,345,355.15 : x
  2. Step 2: Convert to fraction form
    10,918,367.53/16,376,960.80 = 3,345,355.15/x
  3. Step 3: Cross multiply
    10,918,367.53x = 16,376,960.80 × 3,345,355.15
  4. Step 4: Simplify right side
    10,918,367.53x = 54,786,750,116,867.41
  5. Step 5: Solve for x
    x = 54,786,750,116,867.41/10,918,367.53
  6. Step 6: Final answer
    x = 5,017,851.80

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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.