Home / 23,122,506.80-34,683,760.20-12,372,964.40

Finding the Fourth Proportional to 23,122,506.80, 34,683,760.20 and 12,372,964.40

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Solution

The fourth proportional to 23,122,506.80, 34,683,760.20 and 12,372,964.40 is: 18,559,446.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,122,506.80 : 34,683,760.20 = 12,372,964.40 : x
  2. Step 2: Convert to fraction form
    23,122,506.80/34,683,760.20 = 12,372,964.40/x
  3. Step 3: Cross multiply
    23,122,506.80x = 34,683,760.20 × 12,372,964.40
  4. Step 4: Simplify right side
    23,122,506.80x = 429,140,930,212,736.94
  5. Step 5: Solve for x
    x = 429,140,930,212,736.94/23,122,506.80
  6. Step 6: Final answer
    x = 18,559,446.60

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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.