Home / 8,930,603.70-13,379,002.74-5,276,405.61

Finding the Fourth Proportional to 8,930,603.70, 13,379,002.74 and 5,276,405.61

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Solution

The fourth proportional to 8,930,603.70, 13,379,002.74 and 5,276,405.61 is: 7,904,621.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,930,603.70 : 13,379,002.74 = 5,276,405.61 : x
  2. Step 2: Convert to fraction form
    8,930,603.70/13,379,002.74 = 5,276,405.61/x
  3. Step 3: Cross multiply
    8,930,603.70x = 13,379,002.74 × 5,276,405.61
  4. Step 4: Simplify right side
    8,930,603.70x = 70,593,045,113,541.38
  5. Step 5: Solve for x
    x = 70,593,045,113,541.38/8,930,603.70
  6. Step 6: Final answer
    x = 7,904,621.85

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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.