Home / 76,845,738.08-115,260,088.08-19,338,024.80

Finding the Fourth Proportional to 76,845,738.08, 115,260,088.08 and 19,338,024.80

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Solution

The fourth proportional to 76,845,738.08, 115,260,088.08 and 19,338,024.80 is: 29,004,893.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,845,738.08 : 115,260,088.08 = 19,338,024.80 : x
  2. Step 2: Convert to fraction form
    76,845,738.08/115,260,088.08 = 19,338,024.80/x
  3. Step 3: Cross multiply
    76,845,738.08x = 115,260,088.08 × 19,338,024.80
  4. Step 4: Simplify right side
    76,845,738.08x = 2,228,902,441,741,224.50
  5. Step 5: Solve for x
    x = 2,228,902,441,741,224.50/76,845,738.08
  6. Step 6: Final answer
    x = 29,004,893.41

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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.