Home / 22,351,632.40-33,527,448.60-7,990,915.60

Finding the Fourth Proportional to 22,351,632.40, 33,527,448.60 and 7,990,915.60

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Solution

The fourth proportional to 22,351,632.40, 33,527,448.60 and 7,990,915.60 is: 11,986,373.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,351,632.40 : 33,527,448.60 = 7,990,915.60 : x
  2. Step 2: Convert to fraction form
    22,351,632.40/33,527,448.60 = 7,990,915.60/x
  3. Step 3: Cross multiply
    22,351,632.40x = 33,527,448.60 × 7,990,915.60
  4. Step 4: Simplify right side
    22,351,632.40x = 267,915,012,045,938.16
  5. Step 5: Solve for x
    x = 267,915,012,045,938.16/22,351,632.40
  6. Step 6: Final answer
    x = 11,986,373.40

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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.