Home / 21,395,797.08-32,109,018.86-9,108,375.24

Finding the Fourth Proportional to 21,395,797.08, 32,109,018.86 and 9,108,375.24

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Solution

The fourth proportional to 21,395,797.08, 32,109,018.86 and 9,108,375.24 is: 13,669,086.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,395,797.08 : 32,109,018.86 = 9,108,375.24 : x
  2. Step 2: Convert to fraction form
    21,395,797.08/32,109,018.86 = 9,108,375.24/x
  3. Step 3: Cross multiply
    21,395,797.08x = 32,109,018.86 × 9,108,375.24
  4. Step 4: Simplify right side
    21,395,797.08x = 292,460,992,365,117
  5. Step 5: Solve for x
    x = 292,460,992,365,117/21,395,797.08
  6. Step 6: Final answer
    x = 13,669,086.10

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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.