Home / 8,311,966.55-11,470,405.20-4,640,945.61

Finding the Fourth Proportional to 8,311,966.55, 11,470,405.20 and 4,640,945.61

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Solution

The fourth proportional to 8,311,966.55, 11,470,405.20 and 4,640,945.61 is: 6,404,444.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,311,966.55 : 11,470,405.20 = 4,640,945.61 : x
  2. Step 2: Convert to fraction form
    8,311,966.55/11,470,405.20 = 4,640,945.61/x
  3. Step 3: Cross multiply
    8,311,966.55x = 11,470,405.20 × 4,640,945.61
  4. Step 4: Simplify right side
    8,311,966.55x = 53,233,526,657,861.17
  5. Step 5: Solve for x
    x = 53,233,526,657,861.17/8,311,966.55
  6. Step 6: Final answer
    x = 6,404,444.28

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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.