Home / 5,113,695.72-7,057,298.46-2,938,997.64

Finding the Fourth Proportional to 5,113,695.72, 7,057,298.46 and 2,938,997.64

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Solution

The fourth proportional to 5,113,695.72, 7,057,298.46 and 2,938,997.64 is: 4,056,045.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,113,695.72 : 7,057,298.46 = 2,938,997.64 : x
  2. Step 2: Convert to fraction form
    5,113,695.72/7,057,298.46 = 2,938,997.64/x
  3. Step 3: Cross multiply
    5,113,695.72x = 7,057,298.46 × 2,938,997.64
  4. Step 4: Simplify right side
    5,113,695.72x = 20,741,383,518,715.64
  5. Step 5: Solve for x
    x = 20,741,383,518,715.64/5,113,695.72
  6. Step 6: Final answer
    x = 4,056,045.70

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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.