Home / 10,776,161.18-16,150,206.69-4,378,934.67

Finding the Fourth Proportional to 10,776,161.18, 16,150,206.69 and 4,378,934.67

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Solution

The fourth proportional to 10,776,161.18, 16,150,206.69 and 4,378,934.67 is: 6,562,698.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,776,161.18 : 16,150,206.69 = 4,378,934.67 : x
  2. Step 2: Convert to fraction form
    10,776,161.18/16,150,206.69 = 4,378,934.67/x
  3. Step 3: Cross multiply
    10,776,161.18x = 16,150,206.69 × 4,378,934.67
  4. Step 4: Simplify right side
    10,776,161.18x = 70,720,700,045,106.52
  5. Step 5: Solve for x
    x = 70,720,700,045,106.52/10,776,161.18
  6. Step 6: Final answer
    x = 6,562,698.80

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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.