Home / 30,904,089.76-46,365,876.78-19,397,560.24

Finding the Fourth Proportional to 30,904,089.76, 46,365,876.78 and 19,397,560.24

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Solution

The fourth proportional to 30,904,089.76, 46,365,876.78 and 19,397,560.24 is: 29,102,455.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,904,089.76 : 46,365,876.78 = 19,397,560.24 : x
  2. Step 2: Convert to fraction form
    30,904,089.76/46,365,876.78 = 19,397,560.24/x
  3. Step 3: Cross multiply
    30,904,089.76x = 46,365,876.78 × 19,397,560.24
  4. Step 4: Simplify right side
    30,904,089.76x = 899,384,887,920,467.12
  5. Step 5: Solve for x
    x = 899,384,887,920,467.12/30,904,089.76
  6. Step 6: Final answer
    x = 29,102,455.21

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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.