Home / 31,248,923.01-43,122,972.60-17,309,985

Finding the Fourth Proportional to 31,248,923.01, 43,122,972.60 and 17,309,985

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Solution

The fourth proportional to 31,248,923.01, 43,122,972.60 and 17,309,985 is: 23,887,479.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,248,923.01 : 43,122,972.60 = 17,309,985 : x
  2. Step 2: Convert to fraction form
    31,248,923.01/43,122,972.60 = 17,309,985/x
  3. Step 3: Cross multiply
    31,248,923.01x = 43,122,972.60 × 17,309,985
  4. Step 4: Simplify right side
    31,248,923.01x = 746,458,008,861,411
  5. Step 5: Solve for x
    x = 746,458,008,861,411/31,248,923.01
  6. Step 6: Final answer
    x = 23,887,479.54

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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.