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Finding the Fourth Proportional to 56,795,607.90, 85,193,411.85 and 16,410,174.30

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Solution

The fourth proportional to 56,795,607.90, 85,193,411.85 and 16,410,174.30 is: 24,615,261.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,795,607.90 : 85,193,411.85 = 16,410,174.30 : x
  2. Step 2: Convert to fraction form
    56,795,607.90/85,193,411.85 = 16,410,174.30/x
  3. Step 3: Cross multiply
    56,795,607.90x = 85,193,411.85 × 16,410,174.30
  4. Step 4: Simplify right side
    56,795,607.90x = 1,398,038,737,670,185.50
  5. Step 5: Solve for x
    x = 1,398,038,737,670,185.50/56,795,607.90
  6. Step 6: Final answer
    x = 24,615,261.45

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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.