Home / 7,818,012.16-11,728,491.36-2,961,773.28

Finding the Fourth Proportional to 7,818,012.16, 11,728,491.36 and 2,961,773.28

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Solution

The fourth proportional to 7,818,012.16, 11,728,491.36 and 2,961,773.28 is: 4,443,218.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,818,012.16 : 11,728,491.36 = 2,961,773.28 : x
  2. Step 2: Convert to fraction form
    7,818,012.16/11,728,491.36 = 2,961,773.28/x
  3. Step 3: Cross multiply
    7,818,012.16x = 11,728,491.36 × 2,961,773.28
  4. Step 4: Simplify right side
    7,818,012.16x = 34,737,132,324,758.86
  5. Step 5: Solve for x
    x = 34,737,132,324,758.86/7,818,012.16
  6. Step 6: Final answer
    x = 4,443,218.00

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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.