Home / 20,224,054.80-30,336,082.20-8,852,432.40

Finding the Fourth Proportional to 20,224,054.80, 30,336,082.20 and 8,852,432.40

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Solution

The fourth proportional to 20,224,054.80, 30,336,082.20 and 8,852,432.40 is: 13,278,648.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,224,054.80 : 30,336,082.20 = 8,852,432.40 : x
  2. Step 2: Convert to fraction form
    20,224,054.80/30,336,082.20 = 8,852,432.40/x
  3. Step 3: Cross multiply
    20,224,054.80x = 30,336,082.20 × 8,852,432.40
  4. Step 4: Simplify right side
    20,224,054.80x = 268,548,116,956,343.28
  5. Step 5: Solve for x
    x = 268,548,116,956,343.28/20,224,054.80
  6. Step 6: Final answer
    x = 13,278,648.60

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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.