Home / 14,599,731.07-20,147,759.40-8,073,799.60

Finding the Fourth Proportional to 14,599,731.07, 20,147,759.40 and 8,073,799.60

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Solution

The fourth proportional to 14,599,731.07, 20,147,759.40 and 8,073,799.60 is: 11,141,915.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,599,731.07 : 20,147,759.40 = 8,073,799.60 : x
  2. Step 2: Convert to fraction form
    14,599,731.07/20,147,759.40 = 8,073,799.60/x
  3. Step 3: Cross multiply
    14,599,731.07x = 20,147,759.40 × 8,073,799.60
  4. Step 4: Simplify right side
    14,599,731.07x = 162,668,971,784,616.22
  5. Step 5: Solve for x
    x = 162,668,971,784,616.22/14,599,731.07
  6. Step 6: Final answer
    x = 11,141,915.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.