Home / 8,158,769.16-11,259,313.74-4,487,780.28

Finding the Fourth Proportional to 8,158,769.16, 11,259,313.74 and 4,487,780.28

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Solution

The fourth proportional to 8,158,769.16, 11,259,313.74 and 4,487,780.28 is: 6,193,253.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,158,769.16 : 11,259,313.74 = 4,487,780.28 : x
  2. Step 2: Convert to fraction form
    8,158,769.16/11,259,313.74 = 4,487,780.28/x
  3. Step 3: Cross multiply
    8,158,769.16x = 11,259,313.74 × 4,487,780.28
  4. Step 4: Simplify right side
    8,158,769.16x = 50,529,326,168,705.05
  5. Step 5: Solve for x
    x = 50,529,326,168,705.05/8,158,769.16
  6. Step 6: Final answer
    x = 6,193,253.56

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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.