Home / 10,362,824.70-15,516,243.45-8,123,336.70

Finding the Fourth Proportional to 10,362,824.70, 15,516,243.45 and 8,123,336.70

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Solution

The fourth proportional to 10,362,824.70, 15,516,243.45 and 8,123,336.70 is: 12,163,061.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,362,824.70 : 15,516,243.45 = 8,123,336.70 : x
  2. Step 2: Convert to fraction form
    10,362,824.70/15,516,243.45 = 8,123,336.70/x
  3. Step 3: Cross multiply
    10,362,824.70x = 15,516,243.45 × 8,123,336.70
  4. Step 4: Simplify right side
    10,362,824.70x = 126,043,669,863,519.61
  5. Step 5: Solve for x
    x = 126,043,669,863,519.61/10,362,824.70
  6. Step 6: Final answer
    x = 12,163,061.09

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1.5x scale

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.