Home / 8,311,964.81-11,470,402.79-4,640,943.86

Finding the Fourth Proportional to 8,311,964.81, 11,470,402.79 and 4,640,943.86

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Solution

The fourth proportional to 8,311,964.81, 11,470,402.79 and 4,640,943.86 is: 6,404,441.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,311,964.81 : 11,470,402.79 = 4,640,943.86 : x
  2. Step 2: Convert to fraction form
    8,311,964.81/11,470,402.79 = 4,640,943.86/x
  3. Step 3: Cross multiply
    8,311,964.81x = 11,470,402.79 × 4,640,943.86
  4. Step 4: Simplify right side
    8,311,964.81x = 53,233,495,348,096.64
  5. Step 5: Solve for x
    x = 53,233,495,348,096.64/8,311,964.81
  6. Step 6: Final answer
    x = 6,404,441.86

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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.