Home / 12,483,937.20-18,697,912.20-10,244,449.20

Finding the Fourth Proportional to 12,483,937.20, 18,697,912.20 and 10,244,449.20

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Solution

The fourth proportional to 12,483,937.20, 18,697,912.20 and 10,244,449.20 is: 15,343,701.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,483,937.20 : 18,697,912.20 = 10,244,449.20 : x
  2. Step 2: Convert to fraction form
    12,483,937.20/18,697,912.20 = 10,244,449.20/x
  3. Step 3: Cross multiply
    12,483,937.20x = 18,697,912.20 × 10,244,449.20
  4. Step 4: Simplify right side
    12,483,937.20x = 191,549,811,678,960.22
  5. Step 5: Solve for x
    x = 191,549,811,678,960.22/12,483,937.20
  6. Step 6: Final answer
    x = 15,343,701.96

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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.