Home / 20,223,116.10-30,334,674.15-8,885,708.10

Finding the Fourth Proportional to 20,223,116.10, 30,334,674.15 and 8,885,708.10

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Solution

The fourth proportional to 20,223,116.10, 30,334,674.15 and 8,885,708.10 is: 13,328,562.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,223,116.10 : 30,334,674.15 = 8,885,708.10 : x
  2. Step 2: Convert to fraction form
    20,223,116.10/30,334,674.15 = 8,885,708.10/x
  3. Step 3: Cross multiply
    20,223,116.10x = 30,334,674.15 × 8,885,708.10
  4. Step 4: Simplify right side
    20,223,116.10x = 269,545,059,805,515.59
  5. Step 5: Solve for x
    x = 269,545,059,805,515.59/20,223,116.10
  6. Step 6: Final answer
    x = 13,328,562.15

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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.