Home / 15,521,769.80-23,293,152.30-8,698,329.80

Finding the Fourth Proportional to 15,521,769.80, 23,293,152.30 and 8,698,329.80

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Solution

The fourth proportional to 15,521,769.80, 23,293,152.30 and 8,698,329.80 is: 13,053,377.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,521,769.80 : 23,293,152.30 = 8,698,329.80 : x
  2. Step 2: Convert to fraction form
    15,521,769.80/23,293,152.30 = 8,698,329.80/x
  3. Step 3: Cross multiply
    15,521,769.80x = 23,293,152.30 × 8,698,329.80
  4. Step 4: Simplify right side
    15,521,769.80x = 202,611,520,787,028.56
  5. Step 5: Solve for x
    x = 202,611,520,787,028.56/15,521,769.80
  6. Step 6: Final answer
    x = 13,053,377.51

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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.