Home / 16,261,329.62-22,440,666.95-8,919,222.52

Finding the Fourth Proportional to 16,261,329.62, 22,440,666.95 and 8,919,222.52

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Solution

The fourth proportional to 16,261,329.62, 22,440,666.95 and 8,919,222.52 is: 12,308,544.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,261,329.62 : 22,440,666.95 = 8,919,222.52 : x
  2. Step 2: Convert to fraction form
    16,261,329.62/22,440,666.95 = 8,919,222.52/x
  3. Step 3: Cross multiply
    16,261,329.62x = 22,440,666.95 × 8,919,222.52
  4. Step 4: Simplify right side
    16,261,329.62x = 200,153,302,024,259.69
  5. Step 5: Solve for x
    x = 200,153,302,024,259.69/16,261,329.62
  6. Step 6: Final answer
    x = 12,308,544.67

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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.