Home / 82,208,435.77-113,447,624.43-45,040,034.53

Finding the Fourth Proportional to 82,208,435.77, 113,447,624.43 and 45,040,034.53

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Solution

The fourth proportional to 82,208,435.77, 113,447,624.43 and 45,040,034.53 is: 62,155,238.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,208,435.77 : 113,447,624.43 = 45,040,034.53 : x
  2. Step 2: Convert to fraction form
    82,208,435.77/113,447,624.43 = 45,040,034.53/x
  3. Step 3: Cross multiply
    82,208,435.77x = 113,447,624.43 × 45,040,034.53
  4. Step 4: Simplify right side
    82,208,435.77x = 5,109,684,921,673,672
  5. Step 5: Solve for x
    x = 5,109,684,921,673,672/82,208,435.77
  6. Step 6: Final answer
    x = 62,155,238.37

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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.