Home / 10,294,809.44-14,206,853.76-5,711,130.86

Finding the Fourth Proportional to 10,294,809.44, 14,206,853.76 and 5,711,130.86

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Solution

The fourth proportional to 10,294,809.44, 14,206,853.76 and 5,711,130.86 is: 7,881,369.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,294,809.44 : 14,206,853.76 = 5,711,130.86 : x
  2. Step 2: Convert to fraction form
    10,294,809.44/14,206,853.76 = 5,711,130.86/x
  3. Step 3: Cross multiply
    10,294,809.44x = 14,206,853.76 × 5,711,130.86
  4. Step 4: Simplify right side
    10,294,809.44x = 81,137,200,932,243.03
  5. Step 5: Solve for x
    x = 81,137,200,932,243.03/10,294,809.44
  6. Step 6: Final answer
    x = 7,881,369.87

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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.