Home / 21,504,707.10-32,257,060.65-21,007,043.10

Finding the Fourth Proportional to 21,504,707.10, 32,257,060.65 and 21,007,043.10

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Solution

The fourth proportional to 21,504,707.10, 32,257,060.65 and 21,007,043.10 is: 31,510,564.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,504,707.10 : 32,257,060.65 = 21,007,043.10 : x
  2. Step 2: Convert to fraction form
    21,504,707.10/32,257,060.65 = 21,007,043.10/x
  3. Step 3: Cross multiply
    21,504,707.10x = 32,257,060.65 × 21,007,043.10
  4. Step 4: Simplify right side
    21,504,707.10x = 677,625,463,353,864
  5. Step 5: Solve for x
    x = 677,625,463,353,864/21,504,707.10
  6. Step 6: Final answer
    x = 31,510,564.65

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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.