Home / 5,358,821.14-7,395,257.10-2,911,480.66

Finding the Fourth Proportional to 5,358,821.14, 7,395,257.10 and 2,911,480.66

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Solution

The fourth proportional to 5,358,821.14, 7,395,257.10 and 2,911,480.66 is: 4,017,888.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,358,821.14 : 7,395,257.10 = 2,911,480.66 : x
  2. Step 2: Convert to fraction form
    5,358,821.14/7,395,257.10 = 2,911,480.66/x
  3. Step 3: Cross multiply
    5,358,821.14x = 7,395,257.10 × 2,911,480.66
  4. Step 4: Simplify right side
    5,358,821.14x = 21,531,148,022,377.69
  5. Step 5: Solve for x
    x = 21,531,148,022,377.69/5,358,821.14
  6. Step 6: Final answer
    x = 4,017,888.91

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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.