Home / 10,185,148.71-15,284,453.90-4,795,340.54

Finding the Fourth Proportional to 10,185,148.71, 15,284,453.90 and 4,795,340.54

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Solution

The fourth proportional to 10,185,148.71, 15,284,453.90 and 4,795,340.54 is: 7,196,179.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,185,148.71 : 15,284,453.90 = 4,795,340.54 : x
  2. Step 2: Convert to fraction form
    10,185,148.71/15,284,453.90 = 4,795,340.54/x
  3. Step 3: Cross multiply
    10,185,148.71x = 15,284,453.90 × 4,795,340.54
  4. Step 4: Simplify right side
    10,185,148.71x = 73,294,161,318,032.14
  5. Step 5: Solve for x
    x = 73,294,161,318,032.14/10,185,148.71
  6. Step 6: Final answer
    x = 7,196,179.79

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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.