Home / 10,519,076.18-15,766,654.88-4,450,019.96

Finding the Fourth Proportional to 10,519,076.18, 15,766,654.88 and 4,450,019.96

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Solution

The fourth proportional to 10,519,076.18, 15,766,654.88 and 4,450,019.96 is: 6,669,970.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,519,076.18 : 15,766,654.88 = 4,450,019.96 : x
  2. Step 2: Convert to fraction form
    10,519,076.18/15,766,654.88 = 4,450,019.96/x
  3. Step 3: Cross multiply
    10,519,076.18x = 15,766,654.88 × 4,450,019.96
  4. Step 4: Simplify right side
    10,519,076.18x = 70,161,928,918,431.41
  5. Step 5: Solve for x
    x = 70,161,928,918,431.41/10,519,076.18
  6. Step 6: Final answer
    x = 6,669,970.61

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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.