Home / 7,475,040-11,214,432.72-2,156,256

Finding the Fourth Proportional to 7,475,040, 11,214,432.72 and 2,156,256

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Solution

The fourth proportional to 7,475,040, 11,214,432.72 and 2,156,256 is: 3,234,924.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,475,040 : 11,214,432.72 = 2,156,256 : x
  2. Step 2: Convert to fraction form
    7,475,040/11,214,432.72 = 2,156,256/x
  3. Step 3: Cross multiply
    7,475,040x = 11,214,432.72 × 2,156,256
  4. Step 4: Simplify right side
    7,475,040x = 24,181,187,839,096.32
  5. Step 5: Solve for x
    x = 24,181,187,839,096.32/7,475,040
  6. Step 6: Final answer
    x = 3,234,924.21

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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.