Home / 20,024,124.48-30,039,184.16-7,247,618.56

Finding the Fourth Proportional to 20,024,124.48, 30,039,184.16 and 7,247,618.56

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Solution

The fourth proportional to 20,024,124.48, 30,039,184.16 and 7,247,618.56 is: 10,872,512.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,024,124.48 : 30,039,184.16 = 7,247,618.56 : x
  2. Step 2: Convert to fraction form
    20,024,124.48/30,039,184.16 = 7,247,618.56/x
  3. Step 3: Cross multiply
    20,024,124.48x = 30,039,184.16 × 7,247,618.56
  4. Step 4: Simplify right side
    20,024,124.48x = 217,712,548,645,274
  5. Step 5: Solve for x
    x = 217,712,548,645,274/20,024,124.48
  6. Step 6: Final answer
    x = 10,872,512.75

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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.