Home / 8,437,219.84-11,644,309.72-4,766,372.88

Finding the Fourth Proportional to 8,437,219.84, 11,644,309.72 and 4,766,372.88

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Solution

The fourth proportional to 8,437,219.84, 11,644,309.72 and 4,766,372.88 is: 6,578,129.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,437,219.84 : 11,644,309.72 = 4,766,372.88 : x
  2. Step 2: Convert to fraction form
    8,437,219.84/11,644,309.72 = 4,766,372.88/x
  3. Step 3: Cross multiply
    8,437,219.84x = 11,644,309.72 × 4,766,372.88
  4. Step 4: Simplify right side
    8,437,219.84x = 55,501,122,055,728.40
  5. Step 5: Solve for x
    x = 55,501,122,055,728.40/8,437,219.84
  6. Step 6: Final answer
    x = 6,578,129.18

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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.