Home / 30,831,252.43-42,536,653.94-17,590,917.62

Finding the Fourth Proportional to 30,831,252.43, 42,536,653.94 and 17,590,917.62

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Solution

The fourth proportional to 30,831,252.43, 42,536,653.94 and 17,590,917.62 is: 24,269,490.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,831,252.43 : 42,536,653.94 = 17,590,917.62 : x
  2. Step 2: Convert to fraction form
    30,831,252.43/42,536,653.94 = 17,590,917.62/x
  3. Step 3: Cross multiply
    30,831,252.43x = 42,536,653.94 × 17,590,917.62
  4. Step 4: Simplify right side
    30,831,252.43x = 748,258,775,365,108.75
  5. Step 5: Solve for x
    x = 748,258,775,365,108.75/30,831,252.43
  6. Step 6: Final answer
    x = 24,269,490.09

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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.