Home / 57,854,399.16-79,840,040.88-31,751,345.88

Finding the Fourth Proportional to 57,854,399.16, 79,840,040.88 and 31,751,345.88

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Solution

The fourth proportional to 57,854,399.16, 79,840,040.88 and 31,751,345.88 is: 43,817,389.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,854,399.16 : 79,840,040.88 = 31,751,345.88 : x
  2. Step 2: Convert to fraction form
    57,854,399.16/79,840,040.88 = 31,751,345.88/x
  3. Step 3: Cross multiply
    57,854,399.16x = 79,840,040.88 × 31,751,345.88
  4. Step 4: Simplify right side
    57,854,399.16x = 2,535,028,753,054,219.50
  5. Step 5: Solve for x
    x = 2,535,028,753,054,219.50/57,854,399.16
  6. Step 6: Final answer
    x = 43,817,389.69

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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.