Home / 28,950,827.75-43,417,038.05-9,515,571.11

Finding the Fourth Proportional to 28,950,827.75, 43,417,038.05 and 9,515,571.11

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Solution

The fourth proportional to 28,950,827.75, 43,417,038.05 and 9,515,571.11 is: 14,270,331.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,950,827.75 : 43,417,038.05 = 9,515,571.11 : x
  2. Step 2: Convert to fraction form
    28,950,827.75/43,417,038.05 = 9,515,571.11/x
  3. Step 3: Cross multiply
    28,950,827.75x = 43,417,038.05 × 9,515,571.11
  4. Step 4: Simplify right side
    28,950,827.75x = 413,137,912,902,772.88
  5. Step 5: Solve for x
    x = 413,137,912,902,772.88/28,950,827.75
  6. Step 6: Final answer
    x = 14,270,331.63

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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.