Home / 16,135,012.31-22,265,669.10-8,792,688.95

Finding the Fourth Proportional to 16,135,012.31, 22,265,669.10 and 8,792,688.95

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Solution

The fourth proportional to 16,135,012.31, 22,265,669.10 and 8,792,688.95 is: 12,133,557.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,135,012.31 : 22,265,669.10 = 8,792,688.95 : x
  2. Step 2: Convert to fraction form
    16,135,012.31/22,265,669.10 = 8,792,688.95/x
  3. Step 3: Cross multiply
    16,135,012.31x = 22,265,669.10 × 8,792,688.95
  4. Step 4: Simplify right side
    16,135,012.31x = 195,775,102,715,590.66
  5. Step 5: Solve for x
    x = 195,775,102,715,590.66/16,135,012.31
  6. Step 6: Final answer
    x = 12,133,557.70

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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.