Home / 8,800,999.70-13,201,499.55-8,507,066.90

Finding the Fourth Proportional to 8,800,999.70, 13,201,499.55 and 8,507,066.90

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Solution

The fourth proportional to 8,800,999.70, 13,201,499.55 and 8,507,066.90 is: 12,760,600.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,800,999.70 : 13,201,499.55 = 8,507,066.90 : x
  2. Step 2: Convert to fraction form
    8,800,999.70/13,201,499.55 = 8,507,066.90/x
  3. Step 3: Cross multiply
    8,800,999.70x = 13,201,499.55 × 8,507,066.90
  4. Step 4: Simplify right side
    8,800,999.70x = 112,306,039,852,169.91
  5. Step 5: Solve for x
    x = 112,306,039,852,169.91/8,800,999.70
  6. Step 6: Final answer
    x = 12,760,600.35

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Similar ratio
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1.5x scale

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.