Home / 40,289,816.80-60,434,725.20-23,071,128.40

Finding the Fourth Proportional to 40,289,816.80, 60,434,725.20 and 23,071,128.40

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Solution

The fourth proportional to 40,289,816.80, 60,434,725.20 and 23,071,128.40 is: 34,606,692.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,289,816.80 : 60,434,725.20 = 23,071,128.40 : x
  2. Step 2: Convert to fraction form
    40,289,816.80/60,434,725.20 = 23,071,128.40/x
  3. Step 3: Cross multiply
    40,289,816.80x = 60,434,725.20 × 23,071,128.40
  4. Step 4: Simplify right side
    40,289,816.80x = 1,394,297,304,907,915.75
  5. Step 5: Solve for x
    x = 1,394,297,304,907,915.75/40,289,816.80
  6. Step 6: Final answer
    x = 34,606,692.60

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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.