Home / 22,002,021.60-30,362,319.36-12,211,895.04

Finding the Fourth Proportional to 22,002,021.60, 30,362,319.36 and 12,211,895.04

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Solution

The fourth proportional to 22,002,021.60, 30,362,319.36 and 12,211,895.04 is: 16,852,154.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,002,021.60 : 30,362,319.36 = 12,211,895.04 : x
  2. Step 2: Convert to fraction form
    22,002,021.60/30,362,319.36 = 12,211,895.04/x
  3. Step 3: Cross multiply
    22,002,021.60x = 30,362,319.36 × 12,211,895.04
  4. Step 4: Simplify right side
    22,002,021.60x = 370,781,457,195,279.94
  5. Step 5: Solve for x
    x = 370,781,457,195,279.94/22,002,021.60
  6. Step 6: Final answer
    x = 16,852,154.04

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1.5x scale

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.