Home / 65,932,015.50-90,986,182.20-36,958,639.50

Finding the Fourth Proportional to 65,932,015.50, 90,986,182.20 and 36,958,639.50

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Solution

The fourth proportional to 65,932,015.50, 90,986,182.20 and 36,958,639.50 is: 51,002,922.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,932,015.50 : 90,986,182.20 = 36,958,639.50 : x
  2. Step 2: Convert to fraction form
    65,932,015.50/90,986,182.20 = 36,958,639.50/x
  3. Step 3: Cross multiply
    65,932,015.50x = 90,986,182.20 × 36,958,639.50
  4. Step 4: Simplify right side
    65,932,015.50x = 3,362,725,507,411,117
  5. Step 5: Solve for x
    x = 3,362,725,507,411,117/65,932,015.50
  6. Step 6: Final answer
    x = 51,002,922.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.