Home / 10,163,989.20-15,242,747.04-3,338,978.26

Finding the Fourth Proportional to 10,163,989.20, 15,242,747.04 and 3,338,978.26

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Solution

The fourth proportional to 10,163,989.20, 15,242,747.04 and 3,338,978.26 is: 5,007,404.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,163,989.20 : 15,242,747.04 = 3,338,978.26 : x
  2. Step 2: Convert to fraction form
    10,163,989.20/15,242,747.04 = 3,338,978.26/x
  3. Step 3: Cross multiply
    10,163,989.20x = 15,242,747.04 × 3,338,978.26
  4. Step 4: Simplify right side
    10,163,989.20x = 50,895,200,989,239.34
  5. Step 5: Solve for x
    x = 50,895,200,989,239.34/10,163,989.20
  6. Step 6: Final answer
    x = 5,007,404.08

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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.