Home / 82,212,352.81-113,438,625.75-46,914,041.59

Finding the Fourth Proportional to 82,212,352.81, 113,438,625.75 and 46,914,041.59

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Solution

The fourth proportional to 82,212,352.81, 113,438,625.75 and 46,914,041.59 is: 64,733,148.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,212,352.81 : 113,438,625.75 = 46,914,041.59 : x
  2. Step 2: Convert to fraction form
    82,212,352.81/113,438,625.75 = 46,914,041.59/x
  3. Step 3: Cross multiply
    82,212,352.81x = 113,438,625.75 × 46,914,041.59
  4. Step 4: Simplify right side
    82,212,352.81x = 5,321,864,406,347,945
  5. Step 5: Solve for x
    x = 5,321,864,406,347,945/82,212,352.81
  6. Step 6: Final answer
    x = 64,733,148.05

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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.