Home / 4,963,998.20-7,438,124.10-3,279,133.40

Finding the Fourth Proportional to 4,963,998.20, 7,438,124.10 and 3,279,133.40

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Solution

The fourth proportional to 4,963,998.20, 7,438,124.10 and 3,279,133.40 is: 4,913,499.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,963,998.20 : 7,438,124.10 = 3,279,133.40 : x
  2. Step 2: Convert to fraction form
    4,963,998.20/7,438,124.10 = 3,279,133.40/x
  3. Step 3: Cross multiply
    4,963,998.20x = 7,438,124.10 × 3,279,133.40
  4. Step 4: Simplify right side
    4,963,998.20x = 24,390,601,169,654.94
  5. Step 5: Solve for x
    x = 24,390,601,169,654.94/4,963,998.20
  6. Step 6: Final answer
    x = 4,913,499.20

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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.