Home / 7,485,503.61-11,234,553.96-7,013,111.61

Finding the Fourth Proportional to 7,485,503.61, 11,234,553.96 and 7,013,111.61

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Solution

The fourth proportional to 7,485,503.61, 11,234,553.96 and 7,013,111.61 is: 10,525,568.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,485,503.61 : 11,234,553.96 = 7,013,111.61 : x
  2. Step 2: Convert to fraction form
    7,485,503.61/11,234,553.96 = 7,013,111.61/x
  3. Step 3: Cross multiply
    7,485,503.61x = 11,234,553.96 × 7,013,111.61
  4. Step 4: Simplify right side
    7,485,503.61x = 78,789,180,810,047.48
  5. Step 5: Solve for x
    x = 78,789,180,810,047.48/7,485,503.61
  6. Step 6: Final answer
    x = 10,525,568.47

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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.