Home / 82,314,045.36-113,597,917.56-45,643,829.04

Finding the Fourth Proportional to 82,314,045.36, 113,597,917.56 and 45,643,829.04

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Solution

The fourth proportional to 82,314,045.36, 113,597,917.56 and 45,643,829.04 is: 62,990,998.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,314,045.36 : 113,597,917.56 = 45,643,829.04 : x
  2. Step 2: Convert to fraction form
    82,314,045.36/113,597,917.56 = 45,643,829.04/x
  3. Step 3: Cross multiply
    82,314,045.36x = 113,597,917.56 × 45,643,829.04
  4. Step 4: Simplify right side
    82,314,045.36x = 5,185,043,928,408,654
  5. Step 5: Solve for x
    x = 5,185,043,928,408,654/82,314,045.36
  6. Step 6: Final answer
    x = 62,990,998.75

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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.