Home / 18,894,607.50-28,346,408.82-6,115,112.22

Finding the Fourth Proportional to 18,894,607.50, 28,346,408.82 and 6,115,112.22

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Solution

The fourth proportional to 18,894,607.50, 28,346,408.82 and 6,115,112.22 is: 9,174,123.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,894,607.50 : 28,346,408.82 = 6,115,112.22 : x
  2. Step 2: Convert to fraction form
    18,894,607.50/28,346,408.82 = 6,115,112.22/x
  3. Step 3: Cross multiply
    18,894,607.50x = 28,346,408.82 × 6,115,112.22
  4. Step 4: Simplify right side
    18,894,607.50x = 173,341,470,968,297.78
  5. Step 5: Solve for x
    x = 173,341,470,968,297.78/18,894,607.50
  6. Step 6: Final answer
    x = 9,174,123.94

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1.5x scale

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.