Home / 28,460,021.40-39,341,021.22-25,392,943.44

Finding the Fourth Proportional to 28,460,021.40, 39,341,021.22 and 25,392,943.44

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Solution

The fourth proportional to 28,460,021.40, 39,341,021.22 and 25,392,943.44 is: 35,101,320.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,460,021.40 : 39,341,021.22 = 25,392,943.44 : x
  2. Step 2: Convert to fraction form
    28,460,021.40/39,341,021.22 = 25,392,943.44/x
  3. Step 3: Cross multiply
    28,460,021.40x = 39,341,021.22 × 25,392,943.44
  4. Step 4: Simplify right side
    28,460,021.40x = 998,984,326,711,299.88
  5. Step 5: Solve for x
    x = 998,984,326,711,299.88/28,460,021.40
  6. Step 6: Final answer
    x = 35,101,320.29

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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.