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Finding the Fourth Proportional to 10,368,041.05, 14,481,665.15 and 10,368,041.05

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Solution

The fourth proportional to 10,368,041.05, 14,481,665.15 and 10,368,041.05 is: 14,481,665.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,041.05 : 14,481,665.15 = 10,368,041.05 : x
  2. Step 2: Convert to fraction form
    10,368,041.05/14,481,665.15 = 10,368,041.05/x
  3. Step 3: Cross multiply
    10,368,041.05x = 14,481,665.15 × 10,368,041.05
  4. Step 4: Simplify right side
    10,368,041.05x = 150,146,498,747,554.44
  5. Step 5: Solve for x
    x = 150,146,498,747,554.44/10,368,041.05
  6. Step 6: Final answer
    x = 14,481,665.15

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.