Home / 64,442,596.44-96,672,955.32-20,708,692.80

Finding the Fourth Proportional to 64,442,596.44, 96,672,955.32 and 20,708,692.80

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Solution

The fourth proportional to 64,442,596.44, 96,672,955.32 and 20,708,692.80 is: 31,065,950.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,442,596.44 : 96,672,955.32 = 20,708,692.80 : x
  2. Step 2: Convert to fraction form
    64,442,596.44/96,672,955.32 = 20,708,692.80/x
  3. Step 3: Cross multiply
    64,442,596.44x = 96,672,955.32 × 20,708,692.80
  4. Step 4: Simplify right side
    64,442,596.44x = 2,001,970,533,790,005.50
  5. Step 5: Solve for x
    x = 2,001,970,533,790,005.50/64,442,596.44
  6. Step 6: Final answer
    x = 31,065,950.85

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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.