Home / 20,036,597.90-27,650,558.26-10,869,240.64

Finding the Fourth Proportional to 20,036,597.90, 27,650,558.26 and 10,869,240.64

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Solution

The fourth proportional to 20,036,597.90, 27,650,558.26 and 10,869,240.64 is: 14,999,580.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,036,597.90 : 27,650,558.26 = 10,869,240.64 : x
  2. Step 2: Convert to fraction form
    20,036,597.90/27,650,558.26 = 10,869,240.64/x
  3. Step 3: Cross multiply
    20,036,597.90x = 27,650,558.26 × 10,869,240.64
  4. Step 4: Simplify right side
    20,036,597.90x = 300,540,571,558,279.75
  5. Step 5: Solve for x
    x = 300,540,571,558,279.75/20,036,597.90
  6. Step 6: Final answer
    x = 14,999,580.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.