Home / 8,768,856.30-13,134,622.05-7,275,864.30

Finding the Fourth Proportional to 8,768,856.30, 13,134,622.05 and 7,275,864.30

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Solution

The fourth proportional to 8,768,856.30, 13,134,622.05 and 7,275,864.30 is: 10,898,311.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,768,856.30 : 13,134,622.05 = 7,275,864.30 : x
  2. Step 2: Convert to fraction form
    8,768,856.30/13,134,622.05 = 7,275,864.30/x
  3. Step 3: Cross multiply
    8,768,856.30x = 13,134,622.05 × 7,275,864.30
  4. Step 4: Simplify right side
    8,768,856.30x = 95,565,727,667,587.81
  5. Step 5: Solve for x
    x = 95,565,727,667,587.81/8,768,856.30
  6. Step 6: Final answer
    x = 10,898,311.52

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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.