Home / 20,230,988.10-30,335,984.55-7,444,911.30

Finding the Fourth Proportional to 20,230,988.10, 30,335,984.55 and 7,444,911.30

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Solution

The fourth proportional to 20,230,988.10, 30,335,984.55 and 7,444,911.30 is: 11,163,503.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,230,988.10 : 30,335,984.55 = 7,444,911.30 : x
  2. Step 2: Convert to fraction form
    20,230,988.10/30,335,984.55 = 7,444,911.30/x
  3. Step 3: Cross multiply
    20,230,988.10x = 30,335,984.55 × 7,444,911.30
  4. Step 4: Simplify right side
    20,230,988.10x = 225,848,714,172,920.41
  5. Step 5: Solve for x
    x = 225,848,714,172,920.41/20,230,988.10
  6. Step 6: Final answer
    x = 11,163,503.88

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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.