Home / 19,642,106.52-29,444,839.56-6,679,399.05

Finding the Fourth Proportional to 19,642,106.52, 29,444,839.56 and 6,679,399.05

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Solution

The fourth proportional to 19,642,106.52, 29,444,839.56 and 6,679,399.05 is: 10,012,868.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,642,106.52 : 29,444,839.56 = 6,679,399.05 : x
  2. Step 2: Convert to fraction form
    19,642,106.52/29,444,839.56 = 6,679,399.05/x
  3. Step 3: Cross multiply
    19,642,106.52x = 29,444,839.56 × 6,679,399.05
  4. Step 4: Simplify right side
    19,642,106.52x = 196,673,833,384,466.41
  5. Step 5: Solve for x
    x = 196,673,833,384,466.41/19,642,106.52
  6. Step 6: Final answer
    x = 10,012,868.69

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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.