Home / 28,188,316.14-38,903,103.30-15,801,755.04

Finding the Fourth Proportional to 28,188,316.14, 38,903,103.30 and 15,801,755.04

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Solution

The fourth proportional to 28,188,316.14, 38,903,103.30 and 15,801,755.04 is: 21,808,230.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,188,316.14 : 38,903,103.30 = 15,801,755.04 : x
  2. Step 2: Convert to fraction form
    28,188,316.14/38,903,103.30 = 15,801,755.04/x
  3. Step 3: Cross multiply
    28,188,316.14x = 38,903,103.30 × 15,801,755.04
  4. Step 4: Simplify right side
    28,188,316.14x = 614,737,308,642,415.50
  5. Step 5: Solve for x
    x = 614,737,308,642,415.50/28,188,316.14
  6. Step 6: Final answer
    x = 21,808,230.96

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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.