Home / 58,427,900-80,632,876.12-32,321,967.76

Finding the Fourth Proportional to 58,427,900, 80,632,876.12 and 32,321,967.76

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Solution

The fourth proportional to 58,427,900, 80,632,876.12 and 32,321,967.76 is: 44,605,628.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,427,900 : 80,632,876.12 = 32,321,967.76 : x
  2. Step 2: Convert to fraction form
    58,427,900/80,632,876.12 = 32,321,967.76/x
  3. Step 3: Cross multiply
    58,427,900x = 80,632,876.12 × 32,321,967.76
  4. Step 4: Simplify right side
    58,427,900x = 2,606,213,222,346,714
  5. Step 5: Solve for x
    x = 2,606,213,222,346,714/58,427,900
  6. Step 6: Final answer
    x = 44,605,628.86

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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.