Home / 21,660,218.25-32,483,463.80-7,083,769.38

Finding the Fourth Proportional to 21,660,218.25, 32,483,463.80 and 7,083,769.38

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Solution

The fourth proportional to 21,660,218.25, 32,483,463.80 and 7,083,769.38 is: 10,623,409.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,660,218.25 : 32,483,463.80 = 7,083,769.38 : x
  2. Step 2: Convert to fraction form
    21,660,218.25/32,483,463.80 = 7,083,769.38/x
  3. Step 3: Cross multiply
    21,660,218.25x = 32,483,463.80 × 7,083,769.38
  4. Step 4: Simplify right side
    21,660,218.25x = 230,105,366,187,359.59
  5. Step 5: Solve for x
    x = 230,105,366,187,359.59/21,660,218.25
  6. Step 6: Final answer
    x = 10,623,409.40

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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.