Home / 18,077,841.15-27,105,834.50-7,282,533.69

Finding the Fourth Proportional to 18,077,841.15, 27,105,834.50 and 7,282,533.69

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Solution

The fourth proportional to 18,077,841.15, 27,105,834.50 and 7,282,533.69 is: 10,919,398.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,077,841.15 : 27,105,834.50 = 7,282,533.69 : x
  2. Step 2: Convert to fraction form
    18,077,841.15/27,105,834.50 = 7,282,533.69/x
  3. Step 3: Cross multiply
    18,077,841.15x = 27,105,834.50 × 7,282,533.69
  4. Step 4: Simplify right side
    18,077,841.15x = 197,399,152,905,401.66
  5. Step 5: Solve for x
    x = 197,399,152,905,401.66/18,077,841.15
  6. Step 6: Final answer
    x = 10,919,398.58

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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.