Home / 28,584,226.38-42,852,235.56-12,397,986.66

Finding the Fourth Proportional to 28,584,226.38, 42,852,235.56 and 12,397,986.66

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Solution

The fourth proportional to 28,584,226.38, 42,852,235.56 and 12,397,986.66 is: 18,586,525.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,584,226.38 : 42,852,235.56 = 12,397,986.66 : x
  2. Step 2: Convert to fraction form
    28,584,226.38/42,852,235.56 = 12,397,986.66/x
  3. Step 3: Cross multiply
    28,584,226.38x = 42,852,235.56 × 12,397,986.66
  4. Step 4: Simplify right side
    28,584,226.38x = 531,281,444,824,057.69
  5. Step 5: Solve for x
    x = 531,281,444,824,057.69/28,584,226.38
  6. Step 6: Final answer
    x = 18,586,525.23

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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.