Home / 30,078,170.14-41,506,679.05-17,028,136.11

Finding the Fourth Proportional to 30,078,170.14, 41,506,679.05 and 17,028,136.11

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Solution

The fourth proportional to 30,078,170.14, 41,506,679.05 and 17,028,136.11 is: 23,498,150.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,078,170.14 : 41,506,679.05 = 17,028,136.11 : x
  2. Step 2: Convert to fraction form
    30,078,170.14/41,506,679.05 = 17,028,136.11/x
  3. Step 3: Cross multiply
    30,078,170.14x = 41,506,679.05 × 17,028,136.11
  4. Step 4: Simplify right side
    30,078,170.14x = 706,781,380,294,915.12
  5. Step 5: Solve for x
    x = 706,781,380,294,915.12/30,078,170.14
  6. Step 6: Final answer
    x = 23,498,150.89

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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.