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Finding the Fourth Proportional to 6,486,647.06, 8,952,463.23 and 3,733,278.86

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Solution

The fourth proportional to 6,486,647.06, 8,952,463.23 and 3,733,278.86 is: 5,152,437.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,486,647.06 : 8,952,463.23 = 3,733,278.86 : x
  2. Step 2: Convert to fraction form
    6,486,647.06/8,952,463.23 = 3,733,278.86/x
  3. Step 3: Cross multiply
    6,486,647.06x = 8,952,463.23 × 3,733,278.86
  4. Step 4: Simplify right side
    6,486,647.06x = 33,422,041,721,486.32
  5. Step 5: Solve for x
    x = 33,422,041,721,486.32/6,486,647.06
  6. Step 6: Final answer
    x = 5,152,437.22

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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.