Home / 21,558,500.09-32,342,847.27-6,985,395.52

Finding the Fourth Proportional to 21,558,500.09, 32,342,847.27 and 6,985,395.52

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Solution

The fourth proportional to 21,558,500.09, 32,342,847.27 and 6,985,395.52 is: 10,479,744.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,558,500.09 : 32,342,847.27 = 6,985,395.52 : x
  2. Step 2: Convert to fraction form
    21,558,500.09/32,342,847.27 = 6,985,395.52/x
  3. Step 3: Cross multiply
    21,558,500.09x = 32,342,847.27 × 6,985,395.52
  4. Step 4: Simplify right side
    21,558,500.09x = 225,927,580,438,135.56
  5. Step 5: Solve for x
    x = 225,927,580,438,135.56/21,558,500.09
  6. Step 6: Final answer
    x = 10,479,744.86

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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.