Home / 17,153,321.79-23,671,922.62-9,418,296.45

Finding the Fourth Proportional to 17,153,321.79, 23,671,922.62 and 9,418,296.45

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Solution

The fourth proportional to 17,153,321.79, 23,671,922.62 and 9,418,296.45 is: 12,997,434.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,153,321.79 : 23,671,922.62 = 9,418,296.45 : x
  2. Step 2: Convert to fraction form
    17,153,321.79/23,671,922.62 = 9,418,296.45/x
  3. Step 3: Cross multiply
    17,153,321.79x = 23,671,922.62 × 9,418,296.45
  4. Step 4: Simplify right side
    17,153,321.79x = 222,949,184,776,620.69
  5. Step 5: Solve for x
    x = 222,949,184,776,620.69/17,153,321.79
  6. Step 6: Final answer
    x = 12,997,434.99

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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.