Home / 10,170,814.40-15,256,221.60-6,131,862.80

Finding the Fourth Proportional to 10,170,814.40, 15,256,221.60 and 6,131,862.80

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Solution

The fourth proportional to 10,170,814.40, 15,256,221.60 and 6,131,862.80 is: 9,197,794.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,170,814.40 : 15,256,221.60 = 6,131,862.80 : x
  2. Step 2: Convert to fraction form
    10,170,814.40/15,256,221.60 = 6,131,862.80/x
  3. Step 3: Cross multiply
    10,170,814.40x = 15,256,221.60 × 6,131,862.80
  4. Step 4: Simplify right side
    10,170,814.40x = 93,549,057,697,596.47
  5. Step 5: Solve for x
    x = 93,549,057,697,596.47/10,170,814.40
  6. Step 6: Final answer
    x = 9,197,794.20

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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.