Home / 6,639,288.40-9,958,932.60-6,576,302.80

Finding the Fourth Proportional to 6,639,288.40, 9,958,932.60 and 6,576,302.80

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Solution

The fourth proportional to 6,639,288.40, 9,958,932.60 and 6,576,302.80 is: 9,864,454.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,639,288.40 : 9,958,932.60 = 6,576,302.80 : x
  2. Step 2: Convert to fraction form
    6,639,288.40/9,958,932.60 = 6,576,302.80/x
  3. Step 3: Cross multiply
    6,639,288.40x = 9,958,932.60 × 6,576,302.80
  4. Step 4: Simplify right side
    6,639,288.40x = 65,492,956,342,391.27
  5. Step 5: Solve for x
    x = 65,492,956,342,391.27/6,639,288.40
  6. Step 6: Final answer
    x = 9,864,454.20

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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.