Home / 15,070,005.03-20,794,086.09-8,876,285.03

Finding the Fourth Proportional to 15,070,005.03, 20,794,086.09 and 8,876,285.03

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Solution

The fourth proportional to 15,070,005.03, 20,794,086.09 and 8,876,285.03 is: 12,247,788.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,070,005.03 : 20,794,086.09 = 8,876,285.03 : x
  2. Step 2: Convert to fraction form
    15,070,005.03/20,794,086.09 = 8,876,285.03/x
  3. Step 3: Cross multiply
    15,070,005.03x = 20,794,086.09 × 8,876,285.03
  4. Step 4: Simplify right side
    15,070,005.03x = 184,574,234,935,941.75
  5. Step 5: Solve for x
    x = 184,574,234,935,941.75/15,070,005.03
  6. Step 6: Final answer
    x = 12,247,788.55

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1.5x scale

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.