Home / 8,127,524.54-11,215,552.91-4,642,178.87

Finding the Fourth Proportional to 8,127,524.54, 11,215,552.91 and 4,642,178.87

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Solution

The fourth proportional to 8,127,524.54, 11,215,552.91 and 4,642,178.87 is: 6,405,960.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,127,524.54 : 11,215,552.91 = 4,642,178.87 : x
  2. Step 2: Convert to fraction form
    8,127,524.54/11,215,552.91 = 4,642,178.87/x
  3. Step 3: Cross multiply
    8,127,524.54x = 11,215,552.91 × 4,642,178.87
  4. Step 4: Simplify right side
    8,127,524.54x = 52,064,602,654,880.35
  5. Step 5: Solve for x
    x = 52,064,602,654,880.35/8,127,524.54
  6. Step 6: Final answer
    x = 6,405,960.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.