Home / 10,639,451.98-15,961,419.64-3,450,425.30

Finding the Fourth Proportional to 10,639,451.98, 15,961,419.64 and 3,450,425.30

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Solution

The fourth proportional to 10,639,451.98, 15,961,419.64 and 3,450,425.30 is: 5,176,364.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,639,451.98 : 15,961,419.64 = 3,450,425.30 : x
  2. Step 2: Convert to fraction form
    10,639,451.98/15,961,419.64 = 3,450,425.30/x
  3. Step 3: Cross multiply
    10,639,451.98x = 15,961,419.64 × 3,450,425.30
  4. Step 4: Simplify right side
    10,639,451.98x = 55,073,686,149,772.89
  5. Step 5: Solve for x
    x = 55,073,686,149,772.89/10,639,451.98
  6. Step 6: Final answer
    x = 5,176,364.93

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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.