Home / 7,457,425.53-10,290,907.08-4,149,883.28

Finding the Fourth Proportional to 7,457,425.53, 10,290,907.08 and 4,149,883.28

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Solution

The fourth proportional to 7,457,425.53, 10,290,907.08 and 4,149,883.28 is: 5,726,649.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,457,425.53 : 10,290,907.08 = 4,149,883.28 : x
  2. Step 2: Convert to fraction form
    7,457,425.53/10,290,907.08 = 4,149,883.28/x
  3. Step 3: Cross multiply
    7,457,425.53x = 10,290,907.08 × 4,149,883.28
  4. Step 4: Simplify right side
    7,457,425.53x = 42,706,063,175,871.09
  5. Step 5: Solve for x
    x = 42,706,063,175,871.09/7,457,425.53
  6. Step 6: Final answer
    x = 5,726,649.63

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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.