Home / 20,814,777.09-31,252,858.26-11,610,733.20

Finding the Fourth Proportional to 20,814,777.09, 31,252,858.26 and 11,610,733.20

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Solution

The fourth proportional to 20,814,777.09, 31,252,858.26 and 11,610,733.20 is: 17,433,220.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,814,777.09 : 31,252,858.26 = 11,610,733.20 : x
  2. Step 2: Convert to fraction form
    20,814,777.09/31,252,858.26 = 11,610,733.20/x
  3. Step 3: Cross multiply
    20,814,777.09x = 31,252,858.26 × 11,610,733.20
  4. Step 4: Simplify right side
    20,814,777.09x = 362,868,598,994,276.25
  5. Step 5: Solve for x
    x = 362,868,598,994,276.25/20,814,777.09
  6. Step 6: Final answer
    x = 17,433,220.52

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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.