Home / 10,683,999.29-14,737,368.49-8,726,721.77

Finding the Fourth Proportional to 10,683,999.29, 14,737,368.49 and 8,726,721.77

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Solution

The fourth proportional to 10,683,999.29, 14,737,368.49 and 8,726,721.77 is: 12,037,525.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,683,999.29 : 14,737,368.49 = 8,726,721.77 : x
  2. Step 2: Convert to fraction form
    10,683,999.29/14,737,368.49 = 8,726,721.77/x
  3. Step 3: Cross multiply
    10,683,999.29x = 14,737,368.49 × 8,726,721.77
  4. Step 4: Simplify right side
    10,683,999.29x = 128,608,914,449,221.66
  5. Step 5: Solve for x
    x = 128,608,914,449,221.66/10,683,999.29
  6. Step 6: Final answer
    x = 12,037,525.55

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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.