Home / 82,211,739.55-113,452,197.41-45,043,428.11

Finding the Fourth Proportional to 82,211,739.55, 113,452,197.41 and 45,043,428.11

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Solution

The fourth proportional to 82,211,739.55, 113,452,197.41 and 45,043,428.11 is: 62,159,929.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,211,739.55 : 113,452,197.41 = 45,043,428.11 : x
  2. Step 2: Convert to fraction form
    82,211,739.55/113,452,197.41 = 45,043,428.11/x
  3. Step 3: Cross multiply
    82,211,739.55x = 113,452,197.41 × 45,043,428.11
  4. Step 4: Simplify right side
    82,211,739.55x = 5,110,275,897,504,210
  5. Step 5: Solve for x
    x = 5,110,275,897,504,210/82,211,739.55
  6. Step 6: Final answer
    x = 62,159,929.05

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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.