Home / 30,906,677.70-46,360,016.55-7,877,567.70

Finding the Fourth Proportional to 30,906,677.70, 46,360,016.55 and 7,877,567.70

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Solution

The fourth proportional to 30,906,677.70, 46,360,016.55 and 7,877,567.70 is: 11,816,351.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,906,677.70 : 46,360,016.55 = 7,877,567.70 : x
  2. Step 2: Convert to fraction form
    30,906,677.70/46,360,016.55 = 7,877,567.70/x
  3. Step 3: Cross multiply
    30,906,677.70x = 46,360,016.55 × 7,877,567.70
  4. Step 4: Simplify right side
    30,906,677.70x = 365,204,168,945,745.44
  5. Step 5: Solve for x
    x = 365,204,168,945,745.44/30,906,677.70
  6. Step 6: Final answer
    x = 11,816,351.55

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.