Home / 8,144,945.70-12,209,383.35-4,552,433.70

Finding the Fourth Proportional to 8,144,945.70, 12,209,383.35 and 4,552,433.70

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Solution

The fourth proportional to 8,144,945.70, 12,209,383.35 and 4,552,433.70 is: 6,824,159.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,144,945.70 : 12,209,383.35 = 4,552,433.70 : x
  2. Step 2: Convert to fraction form
    8,144,945.70/12,209,383.35 = 4,552,433.70/x
  3. Step 3: Cross multiply
    8,144,945.70x = 12,209,383.35 × 4,552,433.70
  4. Step 4: Simplify right side
    8,144,945.70x = 55,582,408,218,758.90
  5. Step 5: Solve for x
    x = 55,582,408,218,758.90/8,144,945.70
  6. Step 6: Final answer
    x = 6,824,159.46

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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.