Home / 82,236,017.03-113,485,836.69-45,060,390.48

Finding the Fourth Proportional to 82,236,017.03, 113,485,836.69 and 45,060,390.48

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Solution

The fourth proportional to 82,236,017.03, 113,485,836.69 and 45,060,390.48 is: 62,183,411.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,236,017.03 : 113,485,836.69 = 45,060,390.48 : x
  2. Step 2: Convert to fraction form
    82,236,017.03/113,485,836.69 = 45,060,390.48/x
  3. Step 3: Cross multiply
    82,236,017.03x = 113,485,836.69 × 45,060,390.48
  4. Step 4: Simplify right side
    82,236,017.03x = 5,113,716,115,200,910
  5. Step 5: Solve for x
    x = 5,113,716,115,200,910/82,236,017.03
  6. Step 6: Final answer
    x = 62,183,411.84

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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.