Home / 8,996,081.57-12,401,679.21-6,413,278.31

Finding the Fourth Proportional to 8,996,081.57, 12,401,679.21 and 6,413,278.31

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Solution

The fourth proportional to 8,996,081.57, 12,401,679.21 and 6,413,278.31 is: 8,841,118.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,996,081.57 : 12,401,679.21 = 6,413,278.31 : x
  2. Step 2: Convert to fraction form
    8,996,081.57/12,401,679.21 = 6,413,278.31/x
  3. Step 3: Cross multiply
    8,996,081.57x = 12,401,679.21 × 6,413,278.31
  4. Step 4: Simplify right side
    8,996,081.57x = 79,535,420,285,070.94
  5. Step 5: Solve for x
    x = 79,535,420,285,070.94/8,996,081.57
  6. Step 6: Final answer
    x = 8,841,118.18

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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.