Home / 8,446,840.74-12,670,260.87-3,896,543.25

Finding the Fourth Proportional to 8,446,840.74, 12,670,260.87 and 3,896,543.25

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Solution

The fourth proportional to 8,446,840.74, 12,670,260.87 and 3,896,543.25 is: 5,844,814.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,446,840.74 : 12,670,260.87 = 3,896,543.25 : x
  2. Step 2: Convert to fraction form
    8,446,840.74/12,670,260.87 = 3,896,543.25/x
  3. Step 3: Cross multiply
    8,446,840.74x = 12,670,260.87 × 3,896,543.25
  4. Step 4: Simplify right side
    8,446,840.74x = 49,370,219,468,737.62
  5. Step 5: Solve for x
    x = 49,370,219,468,737.62/8,446,840.74
  6. Step 6: Final answer
    x = 5,844,814.76

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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.