Home / 34,455,788.40-47,546,845.56-18,985,007.28

Finding the Fourth Proportional to 34,455,788.40, 47,546,845.56 and 18,985,007.28

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Solution

The fourth proportional to 34,455,788.40, 47,546,845.56 and 18,985,007.28 is: 26,198,129.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,455,788.40 : 47,546,845.56 = 18,985,007.28 : x
  2. Step 2: Convert to fraction form
    34,455,788.40/47,546,845.56 = 18,985,007.28/x
  3. Step 3: Cross multiply
    34,455,788.40x = 47,546,845.56 × 18,985,007.28
  4. Step 4: Simplify right side
    34,455,788.40x = 902,677,209,097,635.75
  5. Step 5: Solve for x
    x = 902,677,209,097,635.75/34,455,788.40
  6. Step 6: Final answer
    x = 26,198,129.57

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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.