Home / 18,975,353.76-28,433,225.16-14,667,958.44

Finding the Fourth Proportional to 18,975,353.76, 28,433,225.16 and 14,667,958.44

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Solution

The fourth proportional to 18,975,353.76, 28,433,225.16 and 14,667,958.44 is: 21,978,898.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,975,353.76 : 28,433,225.16 = 14,667,958.44 : x
  2. Step 2: Convert to fraction form
    18,975,353.76/28,433,225.16 = 14,667,958.44/x
  3. Step 3: Cross multiply
    18,975,353.76x = 28,433,225.16 × 14,667,958.44
  4. Step 4: Simplify right side
    18,975,353.76x = 417,057,364,962,042.31
  5. Step 5: Solve for x
    x = 417,057,364,962,042.31/18,975,353.76
  6. Step 6: Final answer
    x = 21,978,898.01

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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.