Home / 15,110,206.16-20,851,476-8,234,540.60

Finding the Fourth Proportional to 15,110,206.16, 20,851,476 and 8,234,540.60

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Solution

The fourth proportional to 15,110,206.16, 20,851,476 and 8,234,540.60 is: 11,363,334.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,110,206.16 : 20,851,476 = 8,234,540.60 : x
  2. Step 2: Convert to fraction form
    15,110,206.16/20,851,476 = 8,234,540.60/x
  3. Step 3: Cross multiply
    15,110,206.16x = 20,851,476 × 8,234,540.60
  4. Step 4: Simplify right side
    15,110,206.16x = 171,702,325,691,925.59
  5. Step 5: Solve for x
    x = 171,702,325,691,925.59/15,110,206.16
  6. Step 6: Final answer
    x = 11,363,334.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.