Home / 8,171,802.90-11,271,687.57-5,110,702.74

Finding the Fourth Proportional to 8,171,802.90, 11,271,687.57 and 5,110,702.74

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Solution

The fourth proportional to 8,171,802.90, 11,271,687.57 and 5,110,702.74 is: 7,049,392.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,171,802.90 : 11,271,687.57 = 5,110,702.74 : x
  2. Step 2: Convert to fraction form
    8,171,802.90/11,271,687.57 = 5,110,702.74/x
  3. Step 3: Cross multiply
    8,171,802.90x = 11,271,687.57 × 5,110,702.74
  4. Step 4: Simplify right side
    8,171,802.90x = 57,606,244,548,422.95
  5. Step 5: Solve for x
    x = 57,606,244,548,422.95/8,171,802.90
  6. Step 6: Final answer
    x = 7,049,392.31

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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.