Home / 14,305,356.80-21,458,035.20-12,737,715.20

Finding the Fourth Proportional to 14,305,356.80, 21,458,035.20 and 12,737,715.20

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Solution

The fourth proportional to 14,305,356.80, 21,458,035.20 and 12,737,715.20 is: 19,106,572.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,305,356.80 : 21,458,035.20 = 12,737,715.20 : x
  2. Step 2: Convert to fraction form
    14,305,356.80/21,458,035.20 = 12,737,715.20/x
  3. Step 3: Cross multiply
    14,305,356.80x = 21,458,035.20 × 12,737,715.20
  4. Step 4: Simplify right side
    14,305,356.80x = 273,326,341,129,175
  5. Step 5: Solve for x
    x = 273,326,341,129,175/14,305,356.80
  6. Step 6: Final answer
    x = 19,106,572.80

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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.