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Finding the Fourth Proportional to 10,925,366.40, 16,388,049.60 and 10,925,366.40

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Solution

The fourth proportional to 10,925,366.40, 16,388,049.60 and 10,925,366.40 is: 16,388,049.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,925,366.40 : 16,388,049.60 = 10,925,366.40 : x
  2. Step 2: Convert to fraction form
    10,925,366.40/16,388,049.60 = 10,925,366.40/x
  3. Step 3: Cross multiply
    10,925,366.40x = 16,388,049.60 × 10,925,366.40
  4. Step 4: Simplify right side
    10,925,366.40x = 179,045,446,461,373.44
  5. Step 5: Solve for x
    x = 179,045,446,461,373.44/10,925,366.40
  6. Step 6: Final answer
    x = 16,388,049.60

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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.