Home / 10,872,561.24-16,308,464.40-2,785,604.04

Finding the Fourth Proportional to 10,872,561.24, 16,308,464.40 and 2,785,604.04

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Solution

The fourth proportional to 10,872,561.24, 16,308,464.40 and 2,785,604.04 is: 4,178,309.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,872,561.24 : 16,308,464.40 = 2,785,604.04 : x
  2. Step 2: Convert to fraction form
    10,872,561.24/16,308,464.40 = 2,785,604.04/x
  3. Step 3: Cross multiply
    10,872,561.24x = 16,308,464.40 × 2,785,604.04
  4. Step 4: Simplify right side
    10,872,561.24x = 45,428,924,318,836.18
  5. Step 5: Solve for x
    x = 45,428,924,318,836.18/10,872,561.24
  6. Step 6: Final answer
    x = 4,178,309.35

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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.