Home / 13,790,995.88-20,686,493.41-6,502,759.11

Finding the Fourth Proportional to 13,790,995.88, 20,686,493.41 and 6,502,759.11

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Solution

The fourth proportional to 13,790,995.88, 20,686,493.41 and 6,502,759.11 is: 9,754,138.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,790,995.88 : 20,686,493.41 = 6,502,759.11 : x
  2. Step 2: Convert to fraction form
    13,790,995.88/20,686,493.41 = 6,502,759.11/x
  3. Step 3: Cross multiply
    13,790,995.88x = 20,686,493.41 × 6,502,759.11
  4. Step 4: Simplify right side
    13,790,995.88x = 134,519,283,459,575.56
  5. Step 5: Solve for x
    x = 134,519,283,459,575.56/13,790,995.88
  6. Step 6: Final answer
    x = 9,754,138.47

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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.