Home / 5,136,361.77-7,087,926.66-2,813,264.43

Finding the Fourth Proportional to 5,136,361.77, 7,087,926.66 and 2,813,264.43

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Solution

The fourth proportional to 5,136,361.77, 7,087,926.66 and 2,813,264.43 is: 3,882,166.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,136,361.77 : 7,087,926.66 = 2,813,264.43 : x
  2. Step 2: Convert to fraction form
    5,136,361.77/7,087,926.66 = 2,813,264.43/x
  3. Step 3: Cross multiply
    5,136,361.77x = 7,087,926.66 × 2,813,264.43
  4. Step 4: Simplify right side
    5,136,361.77x = 19,940,211,955,026.71
  5. Step 5: Solve for x
    x = 19,940,211,955,026.71/5,136,361.77
  6. Step 6: Final answer
    x = 3,882,166.57

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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.