Home / 10,839,513.33-14,920,983.41-9,368,750.97

Finding the Fourth Proportional to 10,839,513.33, 14,920,983.41 and 9,368,750.97

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Solution

The fourth proportional to 10,839,513.33, 14,920,983.41 and 9,368,750.97 is: 12,896,425.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,839,513.33 : 14,920,983.41 = 9,368,750.97 : x
  2. Step 2: Convert to fraction form
    10,839,513.33/14,920,983.41 = 9,368,750.97/x
  3. Step 3: Cross multiply
    10,839,513.33x = 14,920,983.41 × 9,368,750.97
  4. Step 4: Simplify right side
    10,839,513.33x = 139,790,977,748,947.66
  5. Step 5: Solve for x
    x = 139,790,977,748,947.66/10,839,513.33
  6. Step 6: Final answer
    x = 12,896,425.65

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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.