Home / 30,683,135.85-46,019,680.97-12,486,596.01

Finding the Fourth Proportional to 30,683,135.85, 46,019,680.97 and 12,486,596.01

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Solution

The fourth proportional to 30,683,135.85, 46,019,680.97 and 12,486,596.01 is: 18,727,849.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,683,135.85 : 46,019,680.97 = 12,486,596.01 : x
  2. Step 2: Convert to fraction form
    30,683,135.85/46,019,680.97 = 12,486,596.01/x
  3. Step 3: Cross multiply
    30,683,135.85x = 46,019,680.97 × 12,486,596.01
  4. Step 4: Simplify right side
    30,683,135.85x = 574,629,164,719,042
  5. Step 5: Solve for x
    x = 574,629,164,719,042/30,683,135.85
  6. Step 6: Final answer
    x = 18,727,849.97

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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.