Home / 13,555,163.57-18,705,614.91-7,360,076.35

Finding the Fourth Proportional to 13,555,163.57, 18,705,614.91 and 7,360,076.35

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Solution

The fourth proportional to 13,555,163.57, 18,705,614.91 and 7,360,076.35 is: 10,156,628.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,555,163.57 : 18,705,614.91 = 7,360,076.35 : x
  2. Step 2: Convert to fraction form
    13,555,163.57/18,705,614.91 = 7,360,076.35/x
  3. Step 3: Cross multiply
    13,555,163.57x = 18,705,614.91 × 7,360,076.35
  4. Step 4: Simplify right side
    13,555,163.57x = 137,674,753,911,298.38
  5. Step 5: Solve for x
    x = 137,674,753,911,298.38/13,555,163.57
  6. Step 6: Final answer
    x = 10,156,628.00

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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.