Home / 7,171,371.84-9,896,204.59-3,908,116.94

Finding the Fourth Proportional to 7,171,371.84, 9,896,204.59 and 3,908,116.94

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Solution

The fourth proportional to 7,171,371.84, 9,896,204.59 and 3,908,116.94 is: 5,393,044.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,171,371.84 : 9,896,204.59 = 3,908,116.94 : x
  2. Step 2: Convert to fraction form
    7,171,371.84/9,896,204.59 = 3,908,116.94/x
  3. Step 3: Cross multiply
    7,171,371.84x = 9,896,204.59 × 3,908,116.94
  4. Step 4: Simplify right side
    7,171,371.84x = 38,675,524,814,854.98
  5. Step 5: Solve for x
    x = 38,675,524,814,854.98/7,171,371.84
  6. Step 6: Final answer
    x = 5,393,044.13

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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.