Home / 10,752,003.20-16,128,004.80-4,768,371.20

Finding the Fourth Proportional to 10,752,003.20, 16,128,004.80 and 4,768,371.20

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Solution

The fourth proportional to 10,752,003.20, 16,128,004.80 and 4,768,371.20 is: 7,152,556.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,752,003.20 : 16,128,004.80 = 4,768,371.20 : x
  2. Step 2: Convert to fraction form
    10,752,003.20/16,128,004.80 = 4,768,371.20/x
  3. Step 3: Cross multiply
    10,752,003.20x = 16,128,004.80 × 4,768,371.20
  4. Step 4: Simplify right side
    10,752,003.20x = 76,904,313,601,781.77
  5. Step 5: Solve for x
    x = 76,904,313,601,781.77/10,752,003.20
  6. Step 6: Final answer
    x = 7,152,556.80

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1.5x scale

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.