Home / 13,401,159.66-20,103,981.61-10,522,410.35

Finding the Fourth Proportional to 13,401,159.66, 20,103,981.61 and 10,522,410.35

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Solution

The fourth proportional to 13,401,159.66, 20,103,981.61 and 10,522,410.35 is: 15,785,376.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,401,159.66 : 20,103,981.61 = 10,522,410.35 : x
  2. Step 2: Convert to fraction form
    13,401,159.66/20,103,981.61 = 10,522,410.35/x
  3. Step 3: Cross multiply
    13,401,159.66x = 20,103,981.61 × 10,522,410.35
  4. Step 4: Simplify right side
    13,401,159.66x = 211,542,344,042,447.75
  5. Step 5: Solve for x
    x = 211,542,344,042,447.75/13,401,159.66
  6. Step 6: Final answer
    x = 15,785,376.00

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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.