Home / 8,122,856.37-11,203,084.72-6,903,199.27

Finding the Fourth Proportional to 8,122,856.37, 11,203,084.72 and 6,903,199.27

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Solution

The fourth proportional to 8,122,856.37, 11,203,084.72 and 6,903,199.27 is: 9,520,927.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,122,856.37 : 11,203,084.72 = 6,903,199.27 : x
  2. Step 2: Convert to fraction form
    8,122,856.37/11,203,084.72 = 6,903,199.27/x
  3. Step 3: Cross multiply
    8,122,856.37x = 11,203,084.72 × 6,903,199.27
  4. Step 4: Simplify right side
    8,122,856.37x = 77,337,126,260,852.16
  5. Step 5: Solve for x
    x = 77,337,126,260,852.16/8,122,856.37
  6. Step 6: Final answer
    x = 9,520,927.46

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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.