Home / 28,950,825.75-43,417,035.05-9,515,569.11

Finding the Fourth Proportional to 28,950,825.75, 43,417,035.05 and 9,515,569.11

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Solution

The fourth proportional to 28,950,825.75, 43,417,035.05 and 9,515,569.11 is: 14,270,328.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,950,825.75 : 43,417,035.05 = 9,515,569.11 : x
  2. Step 2: Convert to fraction form
    28,950,825.75/43,417,035.05 = 9,515,569.11/x
  3. Step 3: Cross multiply
    28,950,825.75x = 43,417,035.05 × 9,515,569.11
  4. Step 4: Simplify right side
    28,950,825.75x = 413,137,797,521,989.44
  5. Step 5: Solve for x
    x = 413,137,797,521,989.44/28,950,825.75
  6. Step 6: Final answer
    x = 14,270,328.63

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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.