Home / 8,577,907.15-12,867,274.53-2,820,513.31

Finding the Fourth Proportional to 8,577,907.15, 12,867,274.53 and 2,820,513.31

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Solution

The fourth proportional to 8,577,907.15, 12,867,274.53 and 2,820,513.31 is: 4,230,906.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,577,907.15 : 12,867,274.53 = 2,820,513.31 : x
  2. Step 2: Convert to fraction form
    8,577,907.15/12,867,274.53 = 2,820,513.31/x
  3. Step 3: Cross multiply
    8,577,907.15x = 12,867,274.53 × 2,820,513.31
  4. Step 4: Simplify right side
    8,577,907.15x = 36,292,319,108,723.34
  5. Step 5: Solve for x
    x = 36,292,319,108,723.34/8,577,907.15
  6. Step 6: Final answer
    x = 4,230,906.03

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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.