Home / 28,793,776-39,735,882.96-17,192,353.28

Finding the Fourth Proportional to 28,793,776, 39,735,882.96 and 17,192,353.28

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Solution

The fourth proportional to 28,793,776, 39,735,882.96 and 17,192,353.28 is: 23,725,729.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,793,776 : 39,735,882.96 = 17,192,353.28 : x
  2. Step 2: Convert to fraction form
    28,793,776/39,735,882.96 = 17,192,353.28/x
  3. Step 3: Cross multiply
    28,793,776x = 39,735,882.96 × 17,192,353.28
  4. Step 4: Simplify right side
    28,793,776x = 683,153,337,741,052.12
  5. Step 5: Solve for x
    x = 683,153,337,741,052.12/28,793,776
  6. Step 6: Final answer
    x = 23,725,729.40

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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.