Home / 73,815,605.60-110,723,408.40-19,228,085.60

Finding the Fourth Proportional to 73,815,605.60, 110,723,408.40 and 19,228,085.60

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Solution

The fourth proportional to 73,815,605.60, 110,723,408.40 and 19,228,085.60 is: 28,842,128.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,815,605.60 : 110,723,408.40 = 19,228,085.60 : x
  2. Step 2: Convert to fraction form
    73,815,605.60/110,723,408.40 = 19,228,085.60/x
  3. Step 3: Cross multiply
    73,815,605.60x = 110,723,408.40 × 19,228,085.60
  4. Step 4: Simplify right side
    73,815,605.60x = 2,128,999,174,638,959.25
  5. Step 5: Solve for x
    x = 2,128,999,174,638,959.25/73,815,605.60
  6. Step 6: Final answer
    x = 28,842,128.40

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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.