Home / 8,930,657.70-12,322,812.69-5,260,305.06

Finding the Fourth Proportional to 8,930,657.70, 12,322,812.69 and 5,260,305.06

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Solution

The fourth proportional to 8,930,657.70, 12,322,812.69 and 5,260,305.06 is: 7,258,340.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,930,657.70 : 12,322,812.69 = 5,260,305.06 : x
  2. Step 2: Convert to fraction form
    8,930,657.70/12,322,812.69 = 5,260,305.06/x
  3. Step 3: Cross multiply
    8,930,657.70x = 12,322,812.69 × 5,260,305.06
  4. Step 4: Simplify right side
    8,930,657.70x = 64,821,753,946,639.20
  5. Step 5: Solve for x
    x = 64,821,753,946,639.20/8,930,657.70
  6. Step 6: Final answer
    x = 7,258,340.44

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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.