Home / 10,167,382.49-14,030,936.85-5,521,126.03

Finding the Fourth Proportional to 10,167,382.49, 14,030,936.85 and 5,521,126.03

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Solution

The fourth proportional to 10,167,382.49, 14,030,936.85 and 5,521,126.03 is: 7,619,126.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,167,382.49 : 14,030,936.85 = 5,521,126.03 : x
  2. Step 2: Convert to fraction form
    10,167,382.49/14,030,936.85 = 5,521,126.03/x
  3. Step 3: Cross multiply
    10,167,382.49x = 14,030,936.85 × 5,521,126.03
  4. Step 4: Simplify right side
    10,167,382.49x = 77,466,570,616,787.97
  5. Step 5: Solve for x
    x = 77,466,570,616,787.97/10,167,382.49
  6. Step 6: Final answer
    x = 7,619,126.23

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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.