Home / 8,178,176.32-11,285,961.60-4,507,226.08

Finding the Fourth Proportional to 8,178,176.32, 11,285,961.60 and 4,507,226.08

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Solution

The fourth proportional to 8,178,176.32, 11,285,961.60 and 4,507,226.08 is: 6,220,015.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,178,176.32 : 11,285,961.60 = 4,507,226.08 : x
  2. Step 2: Convert to fraction form
    8,178,176.32/11,285,961.60 = 4,507,226.08/x
  3. Step 3: Cross multiply
    8,178,176.32x = 11,285,961.60 × 4,507,226.08
  4. Step 4: Simplify right side
    8,178,176.32x = 50,868,380,461,398.52
  5. Step 5: Solve for x
    x = 50,868,380,461,398.52/8,178,176.32
  6. Step 6: Final answer
    x = 6,220,015.13

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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.