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Finding the Fourth Proportional to 7,079,573.04, 9,770,649.48 and 4,024,246.32

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Solution

The fourth proportional to 7,079,573.04, 9,770,649.48 and 4,024,246.32 is: 5,553,936.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,079,573.04 : 9,770,649.48 = 4,024,246.32 : x
  2. Step 2: Convert to fraction form
    7,079,573.04/9,770,649.48 = 4,024,246.32/x
  3. Step 3: Cross multiply
    7,079,573.04x = 9,770,649.48 × 4,024,246.32
  4. Step 4: Simplify right side
    7,079,573.04x = 39,319,500,213,899.91
  5. Step 5: Solve for x
    x = 39,319,500,213,899.91/7,079,573.04
  6. Step 6: Final answer
    x = 5,553,936.66

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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.