Home / 13,306,433.80-19,959,650.70-8,267,585.80

Finding the Fourth Proportional to 13,306,433.80, 19,959,650.70 and 8,267,585.80

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Solution

The fourth proportional to 13,306,433.80, 19,959,650.70 and 8,267,585.80 is: 12,401,378.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,306,433.80 : 19,959,650.70 = 8,267,585.80 : x
  2. Step 2: Convert to fraction form
    13,306,433.80/19,959,650.70 = 8,267,585.80/x
  3. Step 3: Cross multiply
    13,306,433.80x = 19,959,650.70 × 8,267,585.80
  4. Step 4: Simplify right side
    13,306,433.80x = 165,018,124,700,280.06
  5. Step 5: Solve for x
    x = 165,018,124,700,280.06/13,306,433.80
  6. Step 6: Final answer
    x = 12,401,378.70

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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.