Home / 7,166,024.32-9,888,965.94-3,902,896.39

Finding the Fourth Proportional to 7,166,024.32, 9,888,965.94 and 3,902,896.39

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Solution

The fourth proportional to 7,166,024.32, 9,888,965.94 and 3,902,896.39 is: 5,385,916.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,166,024.32 : 9,888,965.94 = 3,902,896.39 : x
  2. Step 2: Convert to fraction form
    7,166,024.32/9,888,965.94 = 3,902,896.39/x
  3. Step 3: Cross multiply
    7,166,024.32x = 9,888,965.94 × 3,902,896.39
  4. Step 4: Simplify right side
    7,166,024.32x = 38,595,609,468,058.95
  5. Step 5: Solve for x
    x = 38,595,609,468,058.95/7,166,024.32
  6. Step 6: Final answer
    x = 5,385,916.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.