Home / 13,352,611.80-20,028,917.70-8,805,838.80

Finding the Fourth Proportional to 13,352,611.80, 20,028,917.70 and 8,805,838.80

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Solution

The fourth proportional to 13,352,611.80, 20,028,917.70 and 8,805,838.80 is: 13,208,758.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,352,611.80 : 20,028,917.70 = 8,805,838.80 : x
  2. Step 2: Convert to fraction form
    13,352,611.80/20,028,917.70 = 8,805,838.80/x
  3. Step 3: Cross multiply
    13,352,611.80x = 20,028,917.70 × 8,805,838.80
  4. Step 4: Simplify right side
    13,352,611.80x = 176,371,420,604,666.78
  5. Step 5: Solve for x
    x = 176,371,420,604,666.78/13,352,611.80
  6. Step 6: Final answer
    x = 13,208,758.20

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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.