Home / 9,430,234-14,145,449.78-7,548,934.48

Finding the Fourth Proportional to 9,430,234, 14,145,449.78 and 7,548,934.48

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Solution

The fourth proportional to 9,430,234, 14,145,449.78 and 7,548,934.48 is: 11,323,480.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,430,234 : 14,145,449.78 = 7,548,934.48 : x
  2. Step 2: Convert to fraction form
    9,430,234/14,145,449.78 = 7,548,934.48/x
  3. Step 3: Cross multiply
    9,430,234x = 14,145,449.78 × 7,548,934.48
  4. Step 4: Simplify right side
    9,430,234x = 106,783,073,579,350.42
  5. Step 5: Solve for x
    x = 106,783,073,579,350.42/9,430,234
  6. Step 6: Final answer
    x = 11,323,480.79

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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.