Home / 10,540,206.81-15,811,884.86-3,351,975.21

Finding the Fourth Proportional to 10,540,206.81, 15,811,884.86 and 3,351,975.21

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Solution

The fourth proportional to 10,540,206.81, 15,811,884.86 and 3,351,975.21 is: 5,028,463.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,540,206.81 : 15,811,884.86 = 3,351,975.21 : x
  2. Step 2: Convert to fraction form
    10,540,206.81/15,811,884.86 = 3,351,975.21/x
  3. Step 3: Cross multiply
    10,540,206.81x = 15,811,884.86 × 3,351,975.21
  4. Step 4: Simplify right side
    10,540,206.81x = 53,001,046,057,334.45
  5. Step 5: Solve for x
    x = 53,001,046,057,334.45/10,540,206.81
  6. Step 6: Final answer
    x = 5,028,463.58

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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.