Home / 81,473,218.17-112,429,618.60-46,193,396.67

Finding the Fourth Proportional to 81,473,218.17, 112,429,618.60 and 46,193,396.67

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Solution

The fourth proportional to 81,473,218.17, 112,429,618.60 and 46,193,396.67 is: 63,744,946.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,473,218.17 : 112,429,618.60 = 46,193,396.67 : x
  2. Step 2: Convert to fraction form
    81,473,218.17/112,429,618.60 = 46,193,396.67/x
  3. Step 3: Cross multiply
    81,473,218.17x = 112,429,618.60 × 46,193,396.67
  4. Step 4: Simplify right side
    81,473,218.17x = 5,193,505,969,446,610
  5. Step 5: Solve for x
    x = 5,193,505,969,446,610/81,473,218.17
  6. Step 6: Final answer
    x = 63,744,946.94

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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.