Home / 8,857,511.49-12,223,624.93-5,186,084.56

Finding the Fourth Proportional to 8,857,511.49, 12,223,624.93 and 5,186,084.56

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Solution

The fourth proportional to 8,857,511.49, 12,223,624.93 and 5,186,084.56 is: 7,156,948.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,857,511.49 : 12,223,624.93 = 5,186,084.56 : x
  2. Step 2: Convert to fraction form
    8,857,511.49/12,223,624.93 = 5,186,084.56/x
  3. Step 3: Cross multiply
    8,857,511.49x = 12,223,624.93 × 5,186,084.56
  4. Step 4: Simplify right side
    8,857,511.49x = 63,392,752,516,704.08
  5. Step 5: Solve for x
    x = 63,392,752,516,704.08/8,857,511.49
  6. Step 6: Final answer
    x = 7,156,948.38

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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.