Home / 12,283,338.30-18,425,007.45-9,448,986.30

Finding the Fourth Proportional to 12,283,338.30, 18,425,007.45 and 9,448,986.30

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Solution

The fourth proportional to 12,283,338.30, 18,425,007.45 and 9,448,986.30 is: 14,173,479.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,283,338.30 : 18,425,007.45 = 9,448,986.30 : x
  2. Step 2: Convert to fraction form
    12,283,338.30/18,425,007.45 = 9,448,986.30/x
  3. Step 3: Cross multiply
    12,283,338.30x = 18,425,007.45 × 9,448,986.30
  4. Step 4: Simplify right side
    12,283,338.30x = 174,097,642,972,447.94
  5. Step 5: Solve for x
    x = 174,097,642,972,447.94/12,283,338.30
  6. Step 6: Final answer
    x = 14,173,479.45

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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.