Home / 21,914,644.80-32,871,967.20-9,970,708.80

Finding the Fourth Proportional to 21,914,644.80, 32,871,967.20 and 9,970,708.80

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Solution

The fourth proportional to 21,914,644.80, 32,871,967.20 and 9,970,708.80 is: 14,956,063.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,914,644.80 : 32,871,967.20 = 9,970,708.80 : x
  2. Step 2: Convert to fraction form
    21,914,644.80/32,871,967.20 = 9,970,708.80/x
  3. Step 3: Cross multiply
    21,914,644.80x = 32,871,967.20 × 9,970,708.80
  4. Step 4: Simplify right side
    21,914,644.80x = 327,756,812,634,351.38
  5. Step 5: Solve for x
    x = 327,756,812,634,351.38/21,914,644.80
  6. Step 6: Final answer
    x = 14,956,063.20

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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.