Home / 9,319,645.51-12,850,106.05-6,380,887.66

Finding the Fourth Proportional to 9,319,645.51, 12,850,106.05 and 6,380,887.66

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Solution

The fourth proportional to 9,319,645.51, 12,850,106.05 and 6,380,887.66 is: 8,798,090.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,319,645.51 : 12,850,106.05 = 6,380,887.66 : x
  2. Step 2: Convert to fraction form
    9,319,645.51/12,850,106.05 = 6,380,887.66/x
  3. Step 3: Cross multiply
    9,319,645.51x = 12,850,106.05 × 6,380,887.66
  4. Step 4: Simplify right side
    9,319,645.51x = 81,995,083,124,136.34
  5. Step 5: Solve for x
    x = 81,995,083,124,136.34/9,319,645.51
  6. Step 6: Final answer
    x = 8,798,090.34

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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.