Home / 12,106,992.24-18,160,554-3,587,402.40

Finding the Fourth Proportional to 12,106,992.24, 18,160,554 and 3,587,402.40

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Solution

The fourth proportional to 12,106,992.24, 18,160,554 and 3,587,402.40 is: 5,381,123.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,106,992.24 : 18,160,554 = 3,587,402.40 : x
  2. Step 2: Convert to fraction form
    12,106,992.24/18,160,554 = 3,587,402.40/x
  3. Step 3: Cross multiply
    12,106,992.24x = 18,160,554 × 3,587,402.40
  4. Step 4: Simplify right side
    12,106,992.24x = 65,149,215,004,929.60
  5. Step 5: Solve for x
    x = 65,149,215,004,929.60/12,106,992.24
  6. Step 6: Final answer
    x = 5,381,123.05

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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.