Home / 77,123,629.08-106,430,810.26-41,841,432.38

Finding the Fourth Proportional to 77,123,629.08, 106,430,810.26 and 41,841,432.38

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Solution

The fourth proportional to 77,123,629.08, 106,430,810.26 and 41,841,432.38 is: 57,741,286.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,123,629.08 : 106,430,810.26 = 41,841,432.38 : x
  2. Step 2: Convert to fraction form
    77,123,629.08/106,430,810.26 = 41,841,432.38/x
  3. Step 3: Cross multiply
    77,123,629.08x = 106,430,810.26 × 41,841,432.38
  4. Step 4: Simplify right side
    77,123,629.08x = 4,453,217,550,642,400.50
  5. Step 5: Solve for x
    x = 4,453,217,550,642,400.50/77,123,629.08
  6. Step 6: Final answer
    x = 57,741,286.34

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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.