Home / 10,215,881.52-14,098,014.36-5,632,367.28

Finding the Fourth Proportional to 10,215,881.52, 14,098,014.36 and 5,632,367.28

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Solution

The fourth proportional to 10,215,881.52, 14,098,014.36 and 5,632,367.28 is: 7,772,720.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,215,881.52 : 14,098,014.36 = 5,632,367.28 : x
  2. Step 2: Convert to fraction form
    10,215,881.52/14,098,014.36 = 5,632,367.28/x
  3. Step 3: Cross multiply
    10,215,881.52x = 14,098,014.36 × 5,632,367.28
  4. Step 4: Simplify right side
    10,215,881.52x = 79,405,194,794,234.14
  5. Step 5: Solve for x
    x = 79,405,194,794,234.14/10,215,881.52
  6. Step 6: Final answer
    x = 7,772,720.80

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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.