Home / 63,907,297.40-95,860,946.10-20,777,907.80

Finding the Fourth Proportional to 63,907,297.40, 95,860,946.10 and 20,777,907.80

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Solution

The fourth proportional to 63,907,297.40, 95,860,946.10 and 20,777,907.80 is: 31,166,861.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,907,297.40 : 95,860,946.10 = 20,777,907.80 : x
  2. Step 2: Convert to fraction form
    63,907,297.40/95,860,946.10 = 20,777,907.80/x
  3. Step 3: Cross multiply
    63,907,297.40x = 95,860,946.10 × 20,777,907.80
  4. Step 4: Simplify right side
    63,907,297.40x = 1,991,789,899,686,569.50
  5. Step 5: Solve for x
    x = 1,991,789,899,686,569.50/63,907,297.40
  6. Step 6: Final answer
    x = 31,166,861.70

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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.