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Finding the Fourth Proportional to 6,229,657.50, 8,596,927.35 and 3,368,089.50

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Solution

The fourth proportional to 6,229,657.50, 8,596,927.35 and 3,368,089.50 is: 4,647,963.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,229,657.50 : 8,596,927.35 = 3,368,089.50 : x
  2. Step 2: Convert to fraction form
    6,229,657.50/8,596,927.35 = 3,368,089.50/x
  3. Step 3: Cross multiply
    6,229,657.50x = 8,596,927.35 × 3,368,089.50
  4. Step 4: Simplify right side
    6,229,657.50x = 28,955,220,739,797.82
  5. Step 5: Solve for x
    x = 28,955,220,739,797.82/6,229,657.50
  6. Step 6: Final answer
    x = 4,647,963.51

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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.