Home / 16,999,665.90-25,485,604.11-7,907,432.10

Finding the Fourth Proportional to 16,999,665.90, 25,485,604.11 and 7,907,432.10

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Solution

The fourth proportional to 16,999,665.90, 25,485,604.11 and 7,907,432.10 is: 11,854,684.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,999,665.90 : 25,485,604.11 = 7,907,432.10 : x
  2. Step 2: Convert to fraction form
    16,999,665.90/25,485,604.11 = 7,907,432.10/x
  3. Step 3: Cross multiply
    16,999,665.90x = 25,485,604.11 × 7,907,432.10
  4. Step 4: Simplify right side
    16,999,665.90x = 201,525,684,027,305.91
  5. Step 5: Solve for x
    x = 201,525,684,027,305.91/16,999,665.90
  6. Step 6: Final answer
    x = 11,854,684.98

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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.