Home / 55,326,006.41-82,983,322.49-18,433,911.74

Finding the Fourth Proportional to 55,326,006.41, 82,983,322.49 and 18,433,911.74

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Solution

The fourth proportional to 55,326,006.41, 82,983,322.49 and 18,433,911.74 is: 27,648,972.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,326,006.41 : 82,983,322.49 = 18,433,911.74 : x
  2. Step 2: Convert to fraction form
    55,326,006.41/82,983,322.49 = 18,433,911.74/x
  3. Step 3: Cross multiply
    55,326,006.41x = 82,983,322.49 × 18,433,911.74
  4. Step 4: Simplify right side
    55,326,006.41x = 1,529,707,242,165,530.75
  5. Step 5: Solve for x
    x = 1,529,707,242,165,530.75/55,326,006.41
  6. Step 6: Final answer
    x = 27,648,972.73

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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.