Home / 48,436,090.89-66,803,965-31,034,131.89

Finding the Fourth Proportional to 48,436,090.89, 66,803,965 and 31,034,131.89

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Solution

The fourth proportional to 48,436,090.89, 66,803,965 and 31,034,131.89 is: 42,802,856.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,436,090.89 : 66,803,965 = 31,034,131.89 : x
  2. Step 2: Convert to fraction form
    48,436,090.89/66,803,965 = 31,034,131.89/x
  3. Step 3: Cross multiply
    48,436,090.89x = 66,803,965 × 31,034,131.89
  4. Step 4: Simplify right side
    48,436,090.89x = 2,073,203,060,584,944
  5. Step 5: Solve for x
    x = 2,073,203,060,584,944/48,436,090.89
  6. Step 6: Final answer
    x = 42,802,856.76

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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.