Home / 45,008,702.32-67,505,181.60-12,652,913.64

Finding the Fourth Proportional to 45,008,702.32, 67,505,181.60 and 12,652,913.64

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Solution

The fourth proportional to 45,008,702.32, 67,505,181.60 and 12,652,913.64 is: 18,977,157.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,008,702.32 : 67,505,181.60 = 12,652,913.64 : x
  2. Step 2: Convert to fraction form
    45,008,702.32/67,505,181.60 = 12,652,913.64/x
  3. Step 3: Cross multiply
    45,008,702.32x = 67,505,181.60 × 12,652,913.64
  4. Step 4: Simplify right side
    45,008,702.32x = 854,137,233,037,317
  5. Step 5: Solve for x
    x = 854,137,233,037,317/45,008,702.32
  6. Step 6: Final answer
    x = 18,977,157.51

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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.