Home / 10,965,902.32-16,450,616.04-3,775,668.40

Finding the Fourth Proportional to 10,965,902.32, 16,450,616.04 and 3,775,668.40

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Solution

The fourth proportional to 10,965,902.32, 16,450,616.04 and 3,775,668.40 is: 5,664,109.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,965,902.32 : 16,450,616.04 = 3,775,668.40 : x
  2. Step 2: Convert to fraction form
    10,965,902.32/16,450,616.04 = 3,775,668.40/x
  3. Step 3: Cross multiply
    10,965,902.32x = 16,450,616.04 × 3,775,668.40
  4. Step 4: Simplify right side
    10,965,902.32x = 62,112,071,142,761.13
  5. Step 5: Solve for x
    x = 62,112,071,142,761.13/10,965,902.32
  6. Step 6: Final answer
    x = 5,664,109.47

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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.