Home / 13,925,961.40-20,888,942.10-10,902,652.60

Finding the Fourth Proportional to 13,925,961.40, 20,888,942.10 and 10,902,652.60

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Solution

The fourth proportional to 13,925,961.40, 20,888,942.10 and 10,902,652.60 is: 16,353,978.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,925,961.40 : 20,888,942.10 = 10,902,652.60 : x
  2. Step 2: Convert to fraction form
    13,925,961.40/20,888,942.10 = 10,902,652.60/x
  3. Step 3: Cross multiply
    13,925,961.40x = 20,888,942.10 × 10,902,652.60
  4. Step 4: Simplify right side
    13,925,961.40x = 227,744,878,897,814.47
  5. Step 5: Solve for x
    x = 227,744,878,897,814.47/13,925,961.40
  6. Step 6: Final answer
    x = 16,353,978.90

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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.