Home / 57,074,050.24-85,610,844.48-20,673,921.76

Finding the Fourth Proportional to 57,074,050.24, 85,610,844.48 and 20,673,921.76

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Solution

The fourth proportional to 57,074,050.24, 85,610,844.48 and 20,673,921.76 is: 31,010,799.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,074,050.24 : 85,610,844.48 = 20,673,921.76 : x
  2. Step 2: Convert to fraction form
    57,074,050.24/85,610,844.48 = 20,673,921.76/x
  3. Step 3: Cross multiply
    57,074,050.24x = 85,610,844.48 × 20,673,921.76
  4. Step 4: Simplify right side
    57,074,050.24x = 1,769,911,900,587,048
  5. Step 5: Solve for x
    x = 1,769,911,900,587,048/57,074,050.24
  6. Step 6: Final answer
    x = 31,010,799.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.