Home / 21,729,215.40-32,544,056.70-11,079,205.80

Finding the Fourth Proportional to 21,729,215.40, 32,544,056.70 and 11,079,205.80

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Solution

The fourth proportional to 21,729,215.40, 32,544,056.70 and 11,079,205.80 is: 16,593,434.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,729,215.40 : 32,544,056.70 = 11,079,205.80 : x
  2. Step 2: Convert to fraction form
    21,729,215.40/32,544,056.70 = 11,079,205.80/x
  3. Step 3: Cross multiply
    21,729,215.40x = 32,544,056.70 × 11,079,205.80
  4. Step 4: Simplify right side
    21,729,215.40x = 360,562,301,746,168.88
  5. Step 5: Solve for x
    x = 360,562,301,746,168.88/21,729,215.40
  6. Step 6: Final answer
    x = 16,593,434.01

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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.