Home / 68,036,320.60-102,054,886.85-16,918,339.41

Finding the Fourth Proportional to 68,036,320.60, 102,054,886.85 and 16,918,339.41

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Solution

The fourth proportional to 68,036,320.60, 102,054,886.85 and 16,918,339.41 is: 25,377,610.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,036,320.60 : 102,054,886.85 = 16,918,339.41 : x
  2. Step 2: Convert to fraction form
    68,036,320.60/102,054,886.85 = 16,918,339.41/x
  3. Step 3: Cross multiply
    68,036,320.60x = 102,054,886.85 × 16,918,339.41
  4. Step 4: Simplify right side
    68,036,320.60x = 1,726,599,214,219,741.75
  5. Step 5: Solve for x
    x = 1,726,599,214,219,741.75/68,036,320.60
  6. Step 6: Final answer
    x = 25,377,610.06

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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.