Home / 11,874,769-16,387,212.90-6,442,261

Finding the Fourth Proportional to 11,874,769, 16,387,212.90 and 6,442,261

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Solution

The fourth proportional to 11,874,769, 16,387,212.90 and 6,442,261 is: 8,890,337.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,874,769 : 16,387,212.90 = 6,442,261 : x
  2. Step 2: Convert to fraction form
    11,874,769/16,387,212.90 = 6,442,261/x
  3. Step 3: Cross multiply
    11,874,769x = 16,387,212.90 × 6,442,261
  4. Step 4: Simplify right side
    11,874,769x = 105,570,702,564,366.91
  5. Step 5: Solve for x
    x = 105,570,702,564,366.91/11,874,769
  6. Step 6: Final answer
    x = 8,890,337.37

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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.