Home / 16,112,147.86-22,235,236.59-8,770,459.87

Finding the Fourth Proportional to 16,112,147.86, 22,235,236.59 and 8,770,459.87

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Solution

The fourth proportional to 16,112,147.86, 22,235,236.59 and 8,770,459.87 is: 12,103,491.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,112,147.86 : 22,235,236.59 = 8,770,459.87 : x
  2. Step 2: Convert to fraction form
    16,112,147.86/22,235,236.59 = 8,770,459.87/x
  3. Step 3: Cross multiply
    16,112,147.86x = 22,235,236.59 × 8,770,459.87
  4. Step 4: Simplify right side
    16,112,147.86x = 195,013,250,212,550.62
  5. Step 5: Solve for x
    x = 195,013,250,212,550.62/16,112,147.86
  6. Step 6: Final answer
    x = 12,103,491.84

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1.5x scale

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.