Home / 13,860,777.60-19,126,902.06-8,059,147.74

Finding the Fourth Proportional to 13,860,777.60, 19,126,902.06 and 8,059,147.74

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Solution

The fourth proportional to 13,860,777.60, 19,126,902.06 and 8,059,147.74 is: 11,121,059.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,860,777.60 : 19,126,902.06 = 8,059,147.74 : x
  2. Step 2: Convert to fraction form
    13,860,777.60/19,126,902.06 = 8,059,147.74/x
  3. Step 3: Cross multiply
    13,860,777.60x = 19,126,902.06 × 8,059,147.74
  4. Step 4: Simplify right side
    13,860,777.60x = 154,146,529,510,050.34
  5. Step 5: Solve for x
    x = 154,146,529,510,050.34/13,860,777.60
  6. Step 6: Final answer
    x = 11,121,059.29

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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.