Home / 28,960,235.80-43,427,523.30-9,785,786.20

Finding the Fourth Proportional to 28,960,235.80, 43,427,523.30 and 9,785,786.20

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Solution

The fourth proportional to 28,960,235.80, 43,427,523.30 and 9,785,786.20 is: 14,674,343.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,960,235.80 : 43,427,523.30 = 9,785,786.20 : x
  2. Step 2: Convert to fraction form
    28,960,235.80/43,427,523.30 = 9,785,786.20/x
  3. Step 3: Cross multiply
    28,960,235.80x = 43,427,523.30 × 9,785,786.20
  4. Step 4: Simplify right side
    28,960,235.80x = 424,972,458,209,318.38
  5. Step 5: Solve for x
    x = 424,972,458,209,318.38/28,960,235.80
  6. Step 6: Final answer
    x = 14,674,343.85

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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.