Home / 87,640,010.40-131,460,015.60-22,943,690.40

Finding the Fourth Proportional to 87,640,010.40, 131,460,015.60 and 22,943,690.40

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Solution

The fourth proportional to 87,640,010.40, 131,460,015.60 and 22,943,690.40 is: 34,415,535.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,640,010.40 : 131,460,015.60 = 22,943,690.40 : x
  2. Step 2: Convert to fraction form
    87,640,010.40/131,460,015.60 = 22,943,690.40/x
  3. Step 3: Cross multiply
    87,640,010.40x = 131,460,015.60 × 22,943,690.40
  4. Step 4: Simplify right side
    87,640,010.40x = 3,016,177,897,905,570
  5. Step 5: Solve for x
    x = 3,016,177,897,905,570/87,640,010.40
  6. Step 6: Final answer
    x = 34,415,535.60

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1.5x scale

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.