Home / 20,670,997.80-31,006,496.70-10,593,301.80

Finding the Fourth Proportional to 20,670,997.80, 31,006,496.70 and 10,593,301.80

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Solution

The fourth proportional to 20,670,997.80, 31,006,496.70 and 10,593,301.80 is: 15,889,952.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,670,997.80 : 31,006,496.70 = 10,593,301.80 : x
  2. Step 2: Convert to fraction form
    20,670,997.80/31,006,496.70 = 10,593,301.80/x
  3. Step 3: Cross multiply
    20,670,997.80x = 31,006,496.70 × 10,593,301.80
  4. Step 4: Simplify right side
    20,670,997.80x = 328,461,177,303,804.06
  5. Step 5: Solve for x
    x = 328,461,177,303,804.06/20,670,997.80
  6. Step 6: Final answer
    x = 15,889,952.70

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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.