Home / 31,133,289.57-46,659,427.17-12,667,715.03

Finding the Fourth Proportional to 31,133,289.57, 46,659,427.17 and 12,667,715.03

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Solution

The fourth proportional to 31,133,289.57, 46,659,427.17 and 12,667,715.03 is: 18,985,090.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,133,289.57 : 46,659,427.17 = 12,667,715.03 : x
  2. Step 2: Convert to fraction form
    31,133,289.57/46,659,427.17 = 12,667,715.03/x
  3. Step 3: Cross multiply
    31,133,289.57x = 46,659,427.17 × 12,667,715.03
  4. Step 4: Simplify right side
    31,133,289.57x = 591,068,326,789,260.75
  5. Step 5: Solve for x
    x = 591,068,326,789,260.75/31,133,289.57
  6. Step 6: Final answer
    x = 18,985,090.72

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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.