Home / 31,119,176.40-46,622,777.40-26,640,200.40

Finding the Fourth Proportional to 31,119,176.40, 46,622,777.40 and 26,640,200.40

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Solution

The fourth proportional to 31,119,176.40, 46,622,777.40 and 26,640,200.40 is: 39,912,371.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,119,176.40 : 46,622,777.40 = 26,640,200.40 : x
  2. Step 2: Convert to fraction form
    31,119,176.40/46,622,777.40 = 26,640,200.40/x
  3. Step 3: Cross multiply
    31,119,176.40x = 46,622,777.40 × 26,640,200.40
  4. Step 4: Simplify right side
    31,119,176.40x = 1,242,040,133,140,590.75
  5. Step 5: Solve for x
    x = 1,242,040,133,140,590.75/31,119,176.40
  6. Step 6: Final answer
    x = 39,912,371.62

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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.