Home / 13,909,821.84-19,173,382.24-10,964,839.52

Finding the Fourth Proportional to 13,909,821.84, 19,173,382.24 and 10,964,839.52

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Solution

The fourth proportional to 13,909,821.84, 19,173,382.24 and 10,964,839.52 is: 15,114,000.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,909,821.84 : 19,173,382.24 = 10,964,839.52 : x
  2. Step 2: Convert to fraction form
    13,909,821.84/19,173,382.24 = 10,964,839.52/x
  3. Step 3: Cross multiply
    13,909,821.84x = 19,173,382.24 × 10,964,839.52
  4. Step 4: Simplify right side
    13,909,821.84x = 210,233,059,317,218.09
  5. Step 5: Solve for x
    x = 210,233,059,317,218.09/13,909,821.84
  6. Step 6: Final answer
    x = 15,114,000.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.