Home / 8,075,352.66-11,137,685.13-5,175,013.41

Finding the Fourth Proportional to 8,075,352.66, 11,137,685.13 and 5,175,013.41

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Solution

The fourth proportional to 8,075,352.66, 11,137,685.13 and 5,175,013.41 is: 7,137,480.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,075,352.66 : 11,137,685.13 = 5,175,013.41 : x
  2. Step 2: Convert to fraction form
    8,075,352.66/11,137,685.13 = 5,175,013.41/x
  3. Step 3: Cross multiply
    8,075,352.66x = 11,137,685.13 × 5,175,013.41
  4. Step 4: Simplify right side
    8,075,352.66x = 57,637,669,904,107.60
  5. Step 5: Solve for x
    x = 57,637,669,904,107.60/8,075,352.66
  6. Step 6: Final answer
    x = 7,137,480.22

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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.