Home / 17,487,564.40-26,231,346.60-15,645,235.60

Finding the Fourth Proportional to 17,487,564.40, 26,231,346.60 and 15,645,235.60

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Solution

The fourth proportional to 17,487,564.40, 26,231,346.60 and 15,645,235.60 is: 23,467,853.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,487,564.40 : 26,231,346.60 = 15,645,235.60 : x
  2. Step 2: Convert to fraction form
    17,487,564.40/26,231,346.60 = 15,645,235.60/x
  3. Step 3: Cross multiply
    17,487,564.40x = 26,231,346.60 × 15,645,235.60
  4. Step 4: Simplify right side
    17,487,564.40x = 410,395,597,662,259
  5. Step 5: Solve for x
    x = 410,395,597,662,259/17,487,564.40
  6. Step 6: Final answer
    x = 23,467,853.40

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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.