Home / 5,477,778.90-7,557,976.76-3,541,709.81

Finding the Fourth Proportional to 5,477,778.90, 7,557,976.76 and 3,541,709.81

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Solution

The fourth proportional to 5,477,778.90, 7,557,976.76 and 3,541,709.81 is: 4,886,681.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,477,778.90 : 7,557,976.76 = 3,541,709.81 : x
  2. Step 2: Convert to fraction form
    5,477,778.90/7,557,976.76 = 3,541,709.81/x
  3. Step 3: Cross multiply
    5,477,778.90x = 7,557,976.76 × 3,541,709.81
  4. Step 4: Simplify right side
    5,477,778.90x = 26,768,160,435,830.41
  5. Step 5: Solve for x
    x = 26,768,160,435,830.41/5,477,778.90
  6. Step 6: Final answer
    x = 4,886,681.43

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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.