Home / 84,106,299.72-126,158,608.26-26,598,580.68

Finding the Fourth Proportional to 84,106,299.72, 126,158,608.26 and 26,598,580.68

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Solution

The fourth proportional to 84,106,299.72, 126,158,608.26 and 26,598,580.68 is: 39,897,604.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,106,299.72 : 126,158,608.26 = 26,598,580.68 : x
  2. Step 2: Convert to fraction form
    84,106,299.72/126,158,608.26 = 26,598,580.68/x
  3. Step 3: Cross multiply
    84,106,299.72x = 126,158,608.26 × 26,598,580.68
  4. Step 4: Simplify right side
    84,106,299.72x = 3,355,639,920,280,124.50
  5. Step 5: Solve for x
    x = 3,355,639,920,280,124.50/84,106,299.72
  6. Step 6: Final answer
    x = 39,897,604.95

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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.