Home / 28,170,251.84-42,472,626.50-27,995,379.32

Finding the Fourth Proportional to 28,170,251.84, 42,472,626.50 and 27,995,379.32

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Solution

The fourth proportional to 28,170,251.84, 42,472,626.50 and 27,995,379.32 is: 42,208,969.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,170,251.84 : 42,472,626.50 = 27,995,379.32 : x
  2. Step 2: Convert to fraction form
    28,170,251.84/42,472,626.50 = 27,995,379.32/x
  3. Step 3: Cross multiply
    28,170,251.84x = 42,472,626.50 × 27,995,379.32
  4. Step 4: Simplify right side
    28,170,251.84x = 1,189,037,289,584,184
  5. Step 5: Solve for x
    x = 1,189,037,289,584,184/28,170,251.84
  6. Step 6: Final answer
    x = 42,208,969.10

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.