Home / 36,126,715.76-49,854,848.52-20,445,455.60

Finding the Fourth Proportional to 36,126,715.76, 49,854,848.52 and 20,445,455.60

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Solution

The fourth proportional to 36,126,715.76, 49,854,848.52 and 20,445,455.60 is: 28,214,717.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,126,715.76 : 49,854,848.52 = 20,445,455.60 : x
  2. Step 2: Convert to fraction form
    36,126,715.76/49,854,848.52 = 20,445,455.60/x
  3. Step 3: Cross multiply
    36,126,715.76x = 49,854,848.52 × 20,445,455.60
  4. Step 4: Simplify right side
    36,126,715.76x = 1,019,305,091,860,385.88
  5. Step 5: Solve for x
    x = 1,019,305,091,860,385.88/36,126,715.76
  6. Step 6: Final answer
    x = 28,214,717.85

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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.