Home / 8,515,659.12-11,749,855.32-4,893,287.28

Finding the Fourth Proportional to 8,515,659.12, 11,749,855.32 and 4,893,287.28

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Solution

The fourth proportional to 8,515,659.12, 11,749,855.32 and 4,893,287.28 is: 6,751,728.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,515,659.12 : 11,749,855.32 = 4,893,287.28 : x
  2. Step 2: Convert to fraction form
    8,515,659.12/11,749,855.32 = 4,893,287.28/x
  3. Step 3: Cross multiply
    8,515,659.12x = 11,749,855.32 × 4,893,287.28
  4. Step 4: Simplify right side
    8,515,659.12x = 57,495,417,579,196.34
  5. Step 5: Solve for x
    x = 57,495,417,579,196.34/8,515,659.12
  6. Step 6: Final answer
    x = 6,751,728.41

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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.