Home / 12,394,602.20-17,101,748.66-7,499,702.60

Finding the Fourth Proportional to 12,394,602.20, 17,101,748.66 and 7,499,702.60

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Solution

The fourth proportional to 12,394,602.20, 17,101,748.66 and 7,499,702.60 is: 10,347,893.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,394,602.20 : 17,101,748.66 = 7,499,702.60 : x
  2. Step 2: Convert to fraction form
    12,394,602.20/17,101,748.66 = 7,499,702.60/x
  3. Step 3: Cross multiply
    12,394,602.20x = 17,101,748.66 × 7,499,702.60
  4. Step 4: Simplify right side
    12,394,602.20x = 128,258,028,889,948.52
  5. Step 5: Solve for x
    x = 128,258,028,889,948.52/12,394,602.20
  6. Step 6: Final answer
    x = 10,347,893.93

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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.