Home / 17,222,702.40-25,834,053.60-10,420,257.60

Finding the Fourth Proportional to 17,222,702.40, 25,834,053.60 and 10,420,257.60

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Solution

The fourth proportional to 17,222,702.40, 25,834,053.60 and 10,420,257.60 is: 15,630,386.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,222,702.40 : 25,834,053.60 = 10,420,257.60 : x
  2. Step 2: Convert to fraction form
    17,222,702.40/25,834,053.60 = 10,420,257.60/x
  3. Step 3: Cross multiply
    17,222,702.40x = 25,834,053.60 × 10,420,257.60
  4. Step 4: Simplify right side
    17,222,702.40x = 269,197,493,364,207.38
  5. Step 5: Solve for x
    x = 269,197,493,364,207.38/17,222,702.40
  6. Step 6: Final answer
    x = 15,630,386.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.