Home / 8,006,805-11,980,073.34-5,615,317.80

Finding the Fourth Proportional to 8,006,805, 11,980,073.34 and 5,615,317.80

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Solution

The fourth proportional to 8,006,805, 11,980,073.34 and 5,615,317.80 is: 8,401,843.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,006,805 : 11,980,073.34 = 5,615,317.80 : x
  2. Step 2: Convert to fraction form
    8,006,805/11,980,073.34 = 5,615,317.80/x
  3. Step 3: Cross multiply
    8,006,805x = 11,980,073.34 × 5,615,317.80
  4. Step 4: Simplify right side
    8,006,805x = 67,271,919,071,407.45
  5. Step 5: Solve for x
    x = 67,271,919,071,407.45/8,006,805
  6. Step 6: Final answer
    x = 8,401,843.07

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Double scale
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1.5x scale

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.