Home / 5,171,827.30-7,137,121.58-2,997,631.58

Finding the Fourth Proportional to 5,171,827.30, 7,137,121.58 and 2,997,631.58

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Solution

The fourth proportional to 5,171,827.30, 7,137,121.58 and 2,997,631.58 is: 4,136,731.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,171,827.30 : 7,137,121.58 = 2,997,631.58 : x
  2. Step 2: Convert to fraction form
    5,171,827.30/7,137,121.58 = 2,997,631.58/x
  3. Step 3: Cross multiply
    5,171,827.30x = 7,137,121.58 × 2,997,631.58
  4. Step 4: Simplify right side
    5,171,827.30x = 21,394,461,038,507.50
  5. Step 5: Solve for x
    x = 21,394,461,038,507.50/5,171,827.30
  6. Step 6: Final answer
    x = 4,136,731.53

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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.