Home / 20,480,485.32-30,720,718.26-6,103,186.20

Finding the Fourth Proportional to 20,480,485.32, 30,720,718.26 and 6,103,186.20

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Solution

The fourth proportional to 20,480,485.32, 30,720,718.26 and 6,103,186.20 is: 9,154,776.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,480,485.32 : 30,720,718.26 = 6,103,186.20 : x
  2. Step 2: Convert to fraction form
    20,480,485.32/30,720,718.26 = 6,103,186.20/x
  3. Step 3: Cross multiply
    20,480,485.32x = 30,720,718.26 × 6,103,186.20
  4. Step 4: Simplify right side
    20,480,485.32x = 187,494,263,738,520.03
  5. Step 5: Solve for x
    x = 187,494,263,738,520.03/20,480,485.32
  6. Step 6: Final answer
    x = 9,154,776.40

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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.