Home / 63,907,295.40-95,860,943.10-20,777,905.80

Finding the Fourth Proportional to 63,907,295.40, 95,860,943.10 and 20,777,905.80

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Solution

The fourth proportional to 63,907,295.40, 95,860,943.10 and 20,777,905.80 is: 31,166,858.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,907,295.40 : 95,860,943.10 = 20,777,905.80 : x
  2. Step 2: Convert to fraction form
    63,907,295.40/95,860,943.10 = 20,777,905.80/x
  3. Step 3: Cross multiply
    63,907,295.40x = 95,860,943.10 × 20,777,905.80
  4. Step 4: Simplify right side
    63,907,295.40x = 1,991,789,645,630,960
  5. Step 5: Solve for x
    x = 1,991,789,645,630,960/63,907,295.40
  6. Step 6: Final answer
    x = 31,166,858.70

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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.