Home / 30,831,165.44-42,545,382.76-17,599,817.28

Finding the Fourth Proportional to 30,831,165.44, 42,545,382.76 and 17,599,817.28

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Solution

The fourth proportional to 30,831,165.44, 42,545,382.76 and 17,599,817.28 is: 24,286,819.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,831,165.44 : 42,545,382.76 = 17,599,817.28 : x
  2. Step 2: Convert to fraction form
    30,831,165.44/42,545,382.76 = 17,599,817.28/x
  3. Step 3: Cross multiply
    30,831,165.44x = 42,545,382.76 × 17,599,817.28
  4. Step 4: Simplify right side
    30,831,165.44x = 748,790,962,683,662.12
  5. Step 5: Solve for x
    x = 748,790,962,683,662.12/30,831,165.44
  6. Step 6: Final answer
    x = 24,286,819.91

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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.