Home / 10,872,180.60-16,308,206.10-2,785,140.60

Finding the Fourth Proportional to 10,872,180.60, 16,308,206.10 and 2,785,140.60

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Solution

The fourth proportional to 10,872,180.60, 16,308,206.10 and 2,785,140.60 is: 4,177,694.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,872,180.60 : 16,308,206.10 = 2,785,140.60 : x
  2. Step 2: Convert to fraction form
    10,872,180.60/16,308,206.10 = 2,785,140.60/x
  3. Step 3: Cross multiply
    10,872,180.60x = 16,308,206.10 × 2,785,140.60
  4. Step 4: Simplify right side
    10,872,180.60x = 45,420,646,922,277.66
  5. Step 5: Solve for x
    x = 45,420,646,922,277.66/10,872,180.60
  6. Step 6: Final answer
    x = 4,177,694.30

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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.