Home / 7,879,183.20-10,878,332.31-4,943,025

Finding the Fourth Proportional to 7,879,183.20, 10,878,332.31 and 4,943,025

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Solution

The fourth proportional to 7,879,183.20, 10,878,332.31 and 4,943,025 is: 6,824,548.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,879,183.20 : 10,878,332.31 = 4,943,025 : x
  2. Step 2: Convert to fraction form
    7,879,183.20/10,878,332.31 = 4,943,025/x
  3. Step 3: Cross multiply
    7,879,183.20x = 10,878,332.31 × 4,943,025
  4. Step 4: Simplify right side
    7,879,183.20x = 53,771,868,566,637.75
  5. Step 5: Solve for x
    x = 53,771,868,566,637.75/7,879,183.20
  6. Step 6: Final answer
    x = 6,824,548.59

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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.