Home / 8,215,415.30-11,336,400.83-4,543,748.48

Finding the Fourth Proportional to 8,215,415.30, 11,336,400.83 and 4,543,748.48

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Solution

The fourth proportional to 8,215,415.30, 11,336,400.83 and 4,543,748.48 is: 6,269,890.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,215,415.30 : 11,336,400.83 = 4,543,748.48 : x
  2. Step 2: Convert to fraction form
    8,215,415.30/11,336,400.83 = 4,543,748.48/x
  3. Step 3: Cross multiply
    8,215,415.30x = 11,336,400.83 × 4,543,748.48
  4. Step 4: Simplify right side
    8,215,415.30x = 51,509,754,079,683.61
  5. Step 5: Solve for x
    x = 51,509,754,079,683.61/8,215,415.30
  6. Step 6: Final answer
    x = 6,269,890.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.