Home / 8,563,711.12-11,818,083.68-4,696,001.60

Finding the Fourth Proportional to 8,563,711.12, 11,818,083.68 and 4,696,001.60

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Solution

The fourth proportional to 8,563,711.12, 11,818,083.68 and 4,696,001.60 is: 6,480,571.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,563,711.12 : 11,818,083.68 = 4,696,001.60 : x
  2. Step 2: Convert to fraction form
    8,563,711.12/11,818,083.68 = 4,696,001.60/x
  3. Step 3: Cross multiply
    8,563,711.12x = 11,818,083.68 × 4,696,001.60
  4. Step 4: Simplify right side
    8,563,711.12x = 55,497,739,870,213.88
  5. Step 5: Solve for x
    x = 55,497,739,870,213.88/8,563,711.12
  6. Step 6: Final answer
    x = 6,480,571.23

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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.