Home / 91,843,928.55-126,744,628.28-50,590,820.91

Finding the Fourth Proportional to 91,843,928.55, 126,744,628.28 and 50,590,820.91

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Solution

The fourth proportional to 91,843,928.55, 126,744,628.28 and 50,590,820.91 is: 69,815,336.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,843,928.55 : 126,744,628.28 = 50,590,820.91 : x
  2. Step 2: Convert to fraction form
    91,843,928.55/126,744,628.28 = 50,590,820.91/x
  3. Step 3: Cross multiply
    91,843,928.55x = 126,744,628.28 × 50,590,820.91
  4. Step 4: Simplify right side
    91,843,928.55x = 6,412,114,790,365,047
  5. Step 5: Solve for x
    x = 6,412,114,790,365,047/91,843,928.55
  6. Step 6: Final answer
    x = 69,815,336.64

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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.