Home / 35,422,928.28-53,151,188.58-21,074,342.04

Finding the Fourth Proportional to 35,422,928.28, 53,151,188.58 and 21,074,342.04

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Solution

The fourth proportional to 35,422,928.28, 53,151,188.58 and 21,074,342.04 is: 31,621,505.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,422,928.28 : 53,151,188.58 = 21,074,342.04 : x
  2. Step 2: Convert to fraction form
    35,422,928.28/53,151,188.58 = 21,074,342.04/x
  3. Step 3: Cross multiply
    35,422,928.28x = 53,151,188.58 × 21,074,342.04
  4. Step 4: Simplify right side
    35,422,928.28x = 1,120,126,327,967,461.88
  5. Step 5: Solve for x
    x = 1,120,126,327,967,461.88/35,422,928.28
  6. Step 6: Final answer
    x = 31,621,505.68

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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.