Home / 13,860,778.60-19,126,903.44-8,059,148.74

Finding the Fourth Proportional to 13,860,778.60, 19,126,903.44 and 8,059,148.74

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Solution

The fourth proportional to 13,860,778.60, 19,126,903.44 and 8,059,148.74 is: 11,121,060.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,860,778.60 : 19,126,903.44 = 8,059,148.74 : x
  2. Step 2: Convert to fraction form
    13,860,778.60/19,126,903.44 = 8,059,148.74/x
  3. Step 3: Cross multiply
    13,860,778.60x = 19,126,903.44 × 8,059,148.74
  4. Step 4: Simplify right side
    13,860,778.60x = 154,146,559,758,577.69
  5. Step 5: Solve for x
    x = 154,146,559,758,577.69/13,860,778.60
  6. Step 6: Final answer
    x = 11,121,060.67

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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.