Home / 6,506,828.20-8,979,423.78-3,606,406.12

Finding the Fourth Proportional to 6,506,828.20, 8,979,423.78 and 3,606,406.12

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Solution

The fourth proportional to 6,506,828.20, 8,979,423.78 and 3,606,406.12 is: 4,976,840.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,506,828.20 : 8,979,423.78 = 3,606,406.12 : x
  2. Step 2: Convert to fraction form
    6,506,828.20/8,979,423.78 = 3,606,406.12/x
  3. Step 3: Cross multiply
    6,506,828.20x = 8,979,423.78 × 3,606,406.12
  4. Step 4: Simplify right side
    6,506,828.20x = 32,383,448,874,265.53
  5. Step 5: Solve for x
    x = 32,383,448,874,265.53/6,506,828.20
  6. Step 6: Final answer
    x = 4,976,840.92

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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.