Home / 84,041,519.63-115,977,301.94-45,410,351.63

Finding the Fourth Proportional to 84,041,519.63, 115,977,301.94 and 45,410,351.63

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Solution

The fourth proportional to 84,041,519.63, 115,977,301.94 and 45,410,351.63 is: 62,666,287.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,041,519.63 : 115,977,301.94 = 45,410,351.63 : x
  2. Step 2: Convert to fraction form
    84,041,519.63/115,977,301.94 = 45,410,351.63/x
  3. Step 3: Cross multiply
    84,041,519.63x = 115,977,301.94 × 45,410,351.63
  4. Step 4: Simplify right side
    84,041,519.63x = 5,266,570,061,727,720
  5. Step 5: Solve for x
    x = 5,266,570,061,727,720/84,041,519.63
  6. Step 6: Final answer
    x = 62,666,287.87

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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.