Home / 10,347,918.80-15,521,878.20-3,256,206.80

Finding the Fourth Proportional to 10,347,918.80, 15,521,878.20 and 3,256,206.80

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Solution

The fourth proportional to 10,347,918.80, 15,521,878.20 and 3,256,206.80 is: 4,884,310.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,347,918.80 : 15,521,878.20 = 3,256,206.80 : x
  2. Step 2: Convert to fraction form
    10,347,918.80/15,521,878.20 = 3,256,206.80/x
  3. Step 3: Cross multiply
    10,347,918.80x = 15,521,878.20 × 3,256,206.80
  4. Step 4: Simplify right side
    10,347,918.80x = 50,542,445,343,611.76
  5. Step 5: Solve for x
    x = 50,542,445,343,611.76/10,347,918.80
  6. Step 6: Final answer
    x = 4,884,310.20

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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.