Home / 8,826,867.43-12,186,511.53-6,998,710.39

Finding the Fourth Proportional to 8,826,867.43, 12,186,511.53 and 6,998,710.39

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Solution

The fourth proportional to 8,826,867.43, 12,186,511.53 and 6,998,710.39 is: 9,662,529.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,826,867.43 : 12,186,511.53 = 6,998,710.39 : x
  2. Step 2: Convert to fraction form
    8,826,867.43/12,186,511.53 = 6,998,710.39/x
  3. Step 3: Cross multiply
    8,826,867.43x = 12,186,511.53 × 6,998,710.39
  4. Step 4: Simplify right side
    8,826,867.43x = 85,289,864,862,865.78
  5. Step 5: Solve for x
    x = 85,289,864,862,865.78/8,826,867.43
  6. Step 6: Final answer
    x = 9,662,529.27

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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.