Home / 9,072,305.10-13,599,600.30-8,115,711.30

Finding the Fourth Proportional to 9,072,305.10, 13,599,600.30 and 8,115,711.30

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Solution

The fourth proportional to 9,072,305.10, 13,599,600.30 and 8,115,711.30 is: 12,165,643.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072,305.10 : 13,599,600.30 = 8,115,711.30 : x
  2. Step 2: Convert to fraction form
    9,072,305.10/13,599,600.30 = 8,115,711.30/x
  3. Step 3: Cross multiply
    9,072,305.10x = 13,599,600.30 × 8,115,711.30
  4. Step 4: Simplify right side
    9,072,305.10x = 110,370,429,830,193.39
  5. Step 5: Solve for x
    x = 110,370,429,830,193.39/9,072,305.10
  6. Step 6: Final answer
    x = 12,165,643.53

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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.