Home / 20,736,052.80-31,104,079.20-6,552,628.80

Finding the Fourth Proportional to 20,736,052.80, 31,104,079.20 and 6,552,628.80

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Solution

The fourth proportional to 20,736,052.80, 31,104,079.20 and 6,552,628.80 is: 9,828,943.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,736,052.80 : 31,104,079.20 = 6,552,628.80 : x
  2. Step 2: Convert to fraction form
    20,736,052.80/31,104,079.20 = 6,552,628.80/x
  3. Step 3: Cross multiply
    20,736,052.80x = 31,104,079.20 × 6,552,628.80
  4. Step 4: Simplify right side
    20,736,052.80x = 203,813,485,163,400.94
  5. Step 5: Solve for x
    x = 203,813,485,163,400.94/20,736,052.80
  6. Step 6: Final answer
    x = 9,828,943.20

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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.