Home / 8,072,378.10-11,139,968.67-4,401,264.68

Finding the Fourth Proportional to 8,072,378.10, 11,139,968.67 and 4,401,264.68

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Solution

The fourth proportional to 8,072,378.10, 11,139,968.67 and 4,401,264.68 is: 6,073,792.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,072,378.10 : 11,139,968.67 = 4,401,264.68 : x
  2. Step 2: Convert to fraction form
    8,072,378.10/11,139,968.67 = 4,401,264.68/x
  3. Step 3: Cross multiply
    8,072,378.10x = 11,139,968.67 × 4,401,264.68
  4. Step 4: Simplify right side
    8,072,378.10x = 49,029,950,643,577.57
  5. Step 5: Solve for x
    x = 49,029,950,643,577.57/8,072,378.10
  6. Step 6: Final answer
    x = 6,073,792.63

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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.