Home / 19,936,644.67-29,904,967-4,790,576.17

Finding the Fourth Proportional to 19,936,644.67, 29,904,967 and 4,790,576.17

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Solution

The fourth proportional to 19,936,644.67, 29,904,967 and 4,790,576.17 is: 7,185,864.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,936,644.67 : 29,904,967 = 4,790,576.17 : x
  2. Step 2: Convert to fraction form
    19,936,644.67/29,904,967 = 4,790,576.17/x
  3. Step 3: Cross multiply
    19,936,644.67x = 29,904,967 × 4,790,576.17
  4. Step 4: Simplify right side
    19,936,644.67x = 143,262,022,125,311.56
  5. Step 5: Solve for x
    x = 143,262,022,125,311.56/19,936,644.67
  6. Step 6: Final answer
    x = 7,185,864.25

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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.