Home / 7,388,905.69-10,196,628.97-4,036,074.79

Finding the Fourth Proportional to 7,388,905.69, 10,196,628.97 and 4,036,074.79

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Solution

The fourth proportional to 7,388,905.69, 10,196,628.97 and 4,036,074.79 is: 5,569,749.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,388,905.69 : 10,196,628.97 = 4,036,074.79 : x
  2. Step 2: Convert to fraction form
    7,388,905.69/10,196,628.97 = 4,036,074.79/x
  3. Step 3: Cross multiply
    7,388,905.69x = 10,196,628.97 × 4,036,074.79
  4. Step 4: Simplify right side
    7,388,905.69x = 41,154,357,128,800.67
  5. Step 5: Solve for x
    x = 41,154,357,128,800.67/7,388,905.69
  6. Step 6: Final answer
    x = 5,569,749.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.