Home / 12,502,117.56-18,756,004.50-3,982,939.32

Finding the Fourth Proportional to 12,502,117.56, 18,756,004.50 and 3,982,939.32

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Solution

The fourth proportional to 12,502,117.56, 18,756,004.50 and 3,982,939.32 is: 5,975,309.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,502,117.56 : 18,756,004.50 = 3,982,939.32 : x
  2. Step 2: Convert to fraction form
    12,502,117.56/18,756,004.50 = 3,982,939.32/x
  3. Step 3: Cross multiply
    12,502,117.56x = 18,756,004.50 × 3,982,939.32
  4. Step 4: Simplify right side
    12,502,117.56x = 74,704,027,809,146.94
  5. Step 5: Solve for x
    x = 74,704,027,809,146.94/12,502,117.56
  6. Step 6: Final answer
    x = 5,975,309.98

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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.