Home / 6,879,380.29-9,492,980.51-4,049,977.79

Finding the Fourth Proportional to 6,879,380.29, 9,492,980.51 and 4,049,977.79

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Solution

The fourth proportional to 6,879,380.29, 9,492,980.51 and 4,049,977.79 is: 5,588,637.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,879,380.29 : 9,492,980.51 = 4,049,977.79 : x
  2. Step 2: Convert to fraction form
    6,879,380.29/9,492,980.51 = 4,049,977.79/x
  3. Step 3: Cross multiply
    6,879,380.29x = 9,492,980.51 × 4,049,977.79
  4. Step 4: Simplify right side
    6,879,380.29x = 38,446,360,260,260.27
  5. Step 5: Solve for x
    x = 38,446,360,260,260.27/6,879,380.29
  6. Step 6: Final answer
    x = 5,588,637.15

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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.