Home / 8,066,538.30-12,099,807.45-7,268,720.70

Finding the Fourth Proportional to 8,066,538.30, 12,099,807.45 and 7,268,720.70

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Solution

The fourth proportional to 8,066,538.30, 12,099,807.45 and 7,268,720.70 is: 10,903,081.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,066,538.30 : 12,099,807.45 = 7,268,720.70 : x
  2. Step 2: Convert to fraction form
    8,066,538.30/12,099,807.45 = 7,268,720.70/x
  3. Step 3: Cross multiply
    8,066,538.30x = 12,099,807.45 × 7,268,720.70
  4. Step 4: Simplify right side
    8,066,538.30x = 87,950,120,877,829.22
  5. Step 5: Solve for x
    x = 87,950,120,877,829.22/8,066,538.30
  6. Step 6: Final answer
    x = 10,903,081.05

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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.