Home / 8,460,996.71-11,664,898.22-6,724,464.71

Finding the Fourth Proportional to 8,460,996.71, 11,664,898.22 and 6,724,464.71

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Solution

The fourth proportional to 8,460,996.71, 11,664,898.22 and 6,724,464.71 is: 9,270,798.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,460,996.71 : 11,664,898.22 = 6,724,464.71 : x
  2. Step 2: Convert to fraction form
    8,460,996.71/11,664,898.22 = 6,724,464.71/x
  3. Step 3: Cross multiply
    8,460,996.71x = 11,664,898.22 × 6,724,464.71
  4. Step 4: Simplify right side
    8,460,996.71x = 78,440,196,384,618.48
  5. Step 5: Solve for x
    x = 78,440,196,384,618.48/8,460,996.71
  6. Step 6: Final answer
    x = 9,270,798.60

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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.