Home / 10,298,728.90-15,448,093.35-5,763,765.70

Finding the Fourth Proportional to 10,298,728.90, 15,448,093.35 and 5,763,765.70

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Solution

The fourth proportional to 10,298,728.90, 15,448,093.35 and 5,763,765.70 is: 8,645,648.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,298,728.90 : 15,448,093.35 = 5,763,765.70 : x
  2. Step 2: Convert to fraction form
    10,298,728.90/15,448,093.35 = 5,763,765.70/x
  3. Step 3: Cross multiply
    10,298,728.90x = 15,448,093.35 × 5,763,765.70
  4. Step 4: Simplify right side
    10,298,728.90x = 89,039,190,581,128.09
  5. Step 5: Solve for x
    x = 89,039,190,581,128.09/10,298,728.90
  6. Step 6: Final answer
    x = 8,645,648.55

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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.