Home / 8,673,399.60-13,004,915.40-5,310,020.40

Finding the Fourth Proportional to 8,673,399.60, 13,004,915.40 and 5,310,020.40

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Solution

The fourth proportional to 8,673,399.60, 13,004,915.40 and 5,310,020.40 is: 7,961,856.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,673,399.60 : 13,004,915.40 = 5,310,020.40 : x
  2. Step 2: Convert to fraction form
    8,673,399.60/13,004,915.40 = 5,310,020.40/x
  3. Step 3: Cross multiply
    8,673,399.60x = 13,004,915.40 × 5,310,020.40
  4. Step 4: Simplify right side
    8,673,399.60x = 69,056,366,074,274.16
  5. Step 5: Solve for x
    x = 69,056,366,074,274.16/8,673,399.60
  6. Step 6: Final answer
    x = 7,961,856.86

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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.