Home / 8,586,097.34-12,879,014.78-2,196,295.70

Finding the Fourth Proportional to 8,586,097.34, 12,879,014.78 and 2,196,295.70

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Solution

The fourth proportional to 8,586,097.34, 12,879,014.78 and 2,196,295.70 is: 3,294,409.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,586,097.34 : 12,879,014.78 = 2,196,295.70 : x
  2. Step 2: Convert to fraction form
    8,586,097.34/12,879,014.78 = 2,196,295.70/x
  3. Step 3: Cross multiply
    8,586,097.34x = 12,879,014.78 × 2,196,295.70
  4. Step 4: Simplify right side
    8,586,097.34x = 28,286,124,722,646.11
  5. Step 5: Solve for x
    x = 28,286,124,722,646.11/8,586,097.34
  6. Step 6: Final answer
    x = 3,294,409.98

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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.