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Finding the Fourth Proportional to 5,973,755.60, 8,955,384.60 and 3,578,553.20

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Solution

The fourth proportional to 5,973,755.60, 8,955,384.60 and 3,578,553.20 is: 5,364,685.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,973,755.60 : 8,955,384.60 = 3,578,553.20 : x
  2. Step 2: Convert to fraction form
    5,973,755.60/8,955,384.60 = 3,578,553.20/x
  3. Step 3: Cross multiply
    5,973,755.60x = 8,955,384.60 × 3,578,553.20
  4. Step 4: Simplify right side
    5,973,755.60x = 32,047,320,217,560.72
  5. Step 5: Solve for x
    x = 32,047,320,217,560.72/5,973,755.60
  6. Step 6: Final answer
    x = 5,364,685.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.