Home / 10,711,807.10-16,041,138.60-8,586,043.10

Finding the Fourth Proportional to 10,711,807.10, 16,041,138.60 and 8,586,043.10

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Solution

The fourth proportional to 10,711,807.10, 16,041,138.60 and 8,586,043.10 is: 12,857,765.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,711,807.10 : 16,041,138.60 = 8,586,043.10 : x
  2. Step 2: Convert to fraction form
    10,711,807.10/16,041,138.60 = 8,586,043.10/x
  3. Step 3: Cross multiply
    10,711,807.10x = 16,041,138.60 × 8,586,043.10
  4. Step 4: Simplify right side
    10,711,807.10x = 137,729,907,392,673.66
  5. Step 5: Solve for x
    x = 137,729,907,392,673.66/10,711,807.10
  6. Step 6: Final answer
    x = 12,857,765.84

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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.