Home / 8,072,720.64-11,141,141.76-6,031,987.20

Finding the Fourth Proportional to 8,072,720.64, 11,141,141.76 and 6,031,987.20

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Solution

The fourth proportional to 8,072,720.64, 11,141,141.76 and 6,031,987.20 is: 8,324,730.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,072,720.64 : 11,141,141.76 = 6,031,987.20 : x
  2. Step 2: Convert to fraction form
    8,072,720.64/11,141,141.76 = 6,031,987.20/x
  3. Step 3: Cross multiply
    8,072,720.64x = 11,141,141.76 × 6,031,987.20
  4. Step 4: Simplify right side
    8,072,720.64x = 67,203,224,489,705.48
  5. Step 5: Solve for x
    x = 67,203,224,489,705.48/8,072,720.64
  6. Step 6: Final answer
    x = 8,324,730.59

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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.