Home / 21,985,468.56-32,968,580.04-9,022,729.68

Finding the Fourth Proportional to 21,985,468.56, 32,968,580.04 and 9,022,729.68

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Solution

The fourth proportional to 21,985,468.56, 32,968,580.04 and 9,022,729.68 is: 13,530,145.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,985,468.56 : 32,968,580.04 = 9,022,729.68 : x
  2. Step 2: Convert to fraction form
    21,985,468.56/32,968,580.04 = 9,022,729.68/x
  3. Step 3: Cross multiply
    21,985,468.56x = 32,968,580.04 × 9,022,729.68
  4. Step 4: Simplify right side
    21,985,468.56x = 297,466,585,634,363.56
  5. Step 5: Solve for x
    x = 297,466,585,634,363.56/21,985,468.56
  6. Step 6: Final answer
    x = 13,530,145.37

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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.