Home / 8,906,702.96-13,360,054.43-5,117,769.20

Finding the Fourth Proportional to 8,906,702.96, 13,360,054.43 and 5,117,769.20

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Solution

The fourth proportional to 8,906,702.96, 13,360,054.43 and 5,117,769.20 is: 7,676,653.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,906,702.96 : 13,360,054.43 = 5,117,769.20 : x
  2. Step 2: Convert to fraction form
    8,906,702.96/13,360,054.43 = 5,117,769.20/x
  3. Step 3: Cross multiply
    8,906,702.96x = 13,360,054.43 × 5,117,769.20
  4. Step 4: Simplify right side
    8,906,702.96x = 68,373,675,072,177.55
  5. Step 5: Solve for x
    x = 68,373,675,072,177.55/8,906,702.96
  6. Step 6: Final answer
    x = 7,676,653.79

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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.