Home / 12,622,098.30-18,921,161.88-4,096,472.46

Finding the Fourth Proportional to 12,622,098.30, 18,921,161.88 and 4,096,472.46

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Solution

The fourth proportional to 12,622,098.30, 18,921,161.88 and 4,096,472.46 is: 6,140,818.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,622,098.30 : 18,921,161.88 = 4,096,472.46 : x
  2. Step 2: Convert to fraction form
    12,622,098.30/18,921,161.88 = 4,096,472.46/x
  3. Step 3: Cross multiply
    12,622,098.30x = 18,921,161.88 × 4,096,472.46
  4. Step 4: Simplify right side
    12,622,098.30x = 77,510,018,552,621.81
  5. Step 5: Solve for x
    x = 77,510,018,552,621.81/12,622,098.30
  6. Step 6: Final answer
    x = 6,140,818.80

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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.