Home / 15,057,930.29-20,779,734.41-8,352,058.24

Finding the Fourth Proportional to 15,057,930.29, 20,779,734.41 and 8,352,058.24

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Solution

The fourth proportional to 15,057,930.29, 20,779,734.41 and 8,352,058.24 is: 11,525,724.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,057,930.29 : 20,779,734.41 = 8,352,058.24 : x
  2. Step 2: Convert to fraction form
    15,057,930.29/20,779,734.41 = 8,352,058.24/x
  3. Step 3: Cross multiply
    15,057,930.29x = 20,779,734.41 × 8,352,058.24
  4. Step 4: Simplify right side
    15,057,930.29x = 173,553,551,962,291.75
  5. Step 5: Solve for x
    x = 173,553,551,962,291.75/15,057,930.29
  6. Step 6: Final answer
    x = 11,525,724.23

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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.