Home / 30,374,122.80-45,561,184.20-9,098,986.80

Finding the Fourth Proportional to 30,374,122.80, 45,561,184.20 and 9,098,986.80

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Solution

The fourth proportional to 30,374,122.80, 45,561,184.20 and 9,098,986.80 is: 13,648,480.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,374,122.80 : 45,561,184.20 = 9,098,986.80 : x
  2. Step 2: Convert to fraction form
    30,374,122.80/45,561,184.20 = 9,098,986.80/x
  3. Step 3: Cross multiply
    30,374,122.80x = 45,561,184.20 × 9,098,986.80
  4. Step 4: Simplify right side
    30,374,122.80x = 414,560,613,628,168.62
  5. Step 5: Solve for x
    x = 414,560,613,628,168.62/30,374,122.80
  6. Step 6: Final answer
    x = 13,648,480.20

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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.