Home / 20,684,733.80-31,027,100.70-17,496,087.80

Finding the Fourth Proportional to 20,684,733.80, 31,027,100.70 and 17,496,087.80

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Solution

The fourth proportional to 20,684,733.80, 31,027,100.70 and 17,496,087.80 is: 26,244,131.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,684,733.80 : 31,027,100.70 = 17,496,087.80 : x
  2. Step 2: Convert to fraction form
    20,684,733.80/31,027,100.70 = 17,496,087.80/x
  3. Step 3: Cross multiply
    20,684,733.80x = 31,027,100.70 × 17,496,087.80
  4. Step 4: Simplify right side
    20,684,733.80x = 542,852,878,026,641.50
  5. Step 5: Solve for x
    x = 542,852,878,026,641.50/20,684,733.80
  6. Step 6: Final answer
    x = 26,244,131.70

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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.