Home / 7,248,542.80-10,872,814.20-2,199,845.20

Finding the Fourth Proportional to 7,248,542.80, 10,872,814.20 and 2,199,845.20

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Solution

The fourth proportional to 7,248,542.80, 10,872,814.20 and 2,199,845.20 is: 3,299,767.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,248,542.80 : 10,872,814.20 = 2,199,845.20 : x
  2. Step 2: Convert to fraction form
    7,248,542.80/10,872,814.20 = 2,199,845.20/x
  3. Step 3: Cross multiply
    7,248,542.80x = 10,872,814.20 × 2,199,845.20
  4. Step 4: Simplify right side
    7,248,542.80x = 23,918,508,128,361.84
  5. Step 5: Solve for x
    x = 23,918,508,128,361.84/7,248,542.80
  6. Step 6: Final answer
    x = 3,299,767.80

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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.