Home / 8,806,966.20-13,198,007.70-6,514,601.40

Finding the Fourth Proportional to 8,806,966.20, 13,198,007.70 and 6,514,601.40

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Solution

The fourth proportional to 8,806,966.20, 13,198,007.70 and 6,514,601.40 is: 9,762,698.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,806,966.20 : 13,198,007.70 = 6,514,601.40 : x
  2. Step 2: Convert to fraction form
    8,806,966.20/13,198,007.70 = 6,514,601.40/x
  3. Step 3: Cross multiply
    8,806,966.20x = 13,198,007.70 × 6,514,601.40
  4. Step 4: Simplify right side
    8,806,966.20x = 85,979,759,439,630.78
  5. Step 5: Solve for x
    x = 85,979,759,439,630.78/8,806,966.20
  6. Step 6: Final answer
    x = 9,762,698.92

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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.