Home / 91,660,033.60-126,494,171.84-52,509,376.56

Finding the Fourth Proportional to 91,660,033.60, 126,494,171.84 and 52,509,376.56

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Solution

The fourth proportional to 91,660,033.60, 126,494,171.84 and 52,509,376.56 is: 72,464,844.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,660,033.60 : 126,494,171.84 = 52,509,376.56 : x
  2. Step 2: Convert to fraction form
    91,660,033.60/126,494,171.84 = 52,509,376.56/x
  3. Step 3: Cross multiply
    91,660,033.60x = 126,494,171.84 × 52,509,376.56
  4. Step 4: Simplify right side
    91,660,033.60x = 6,642,130,101,686,005
  5. Step 5: Solve for x
    x = 6,642,130,101,686,005/91,660,033.60
  6. Step 6: Final answer
    x = 72,464,844.72

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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.