Home / 31,262,921.87-46,898,903.72-11,826,877.91

Finding the Fourth Proportional to 31,262,921.87, 46,898,903.72 and 11,826,877.91

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Solution

The fourth proportional to 31,262,921.87, 46,898,903.72 and 11,826,877.91 is: 17,742,027.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,262,921.87 : 46,898,903.72 = 11,826,877.91 : x
  2. Step 2: Convert to fraction form
    31,262,921.87/46,898,903.72 = 11,826,877.91/x
  3. Step 3: Cross multiply
    31,262,921.87x = 46,898,903.72 × 11,826,877.91
  4. Step 4: Simplify right side
    31,262,921.87x = 554,667,608,204,357.44
  5. Step 5: Solve for x
    x = 554,667,608,204,357.44/31,262,921.87
  6. Step 6: Final answer
    x = 17,742,027.14

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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.