Home / 60,202,638.72-90,303,785.28-21,863,998.08

Finding the Fourth Proportional to 60,202,638.72, 90,303,785.28 and 21,863,998.08

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Solution

The fourth proportional to 60,202,638.72, 90,303,785.28 and 21,863,998.08 is: 32,795,934.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,202,638.72 : 90,303,785.28 = 21,863,998.08 : x
  2. Step 2: Convert to fraction form
    60,202,638.72/90,303,785.28 = 21,863,998.08/x
  3. Step 3: Cross multiply
    60,202,638.72x = 90,303,785.28 × 21,863,998.08
  4. Step 4: Simplify right side
    60,202,638.72x = 1,974,401,787,978,652.25
  5. Step 5: Solve for x
    x = 1,974,401,787,978,652.25/60,202,638.72
  6. Step 6: Final answer
    x = 32,795,934.36

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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.