Home / 10,873,247.52-15,004,678.04-5,978,178.37

Finding the Fourth Proportional to 10,873,247.52, 15,004,678.04 and 5,978,178.37

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Solution

The fourth proportional to 10,873,247.52, 15,004,678.04 and 5,978,178.37 is: 8,249,664.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,873,247.52 : 15,004,678.04 = 5,978,178.37 : x
  2. Step 2: Convert to fraction form
    10,873,247.52/15,004,678.04 = 5,978,178.37/x
  3. Step 3: Cross multiply
    10,873,247.52x = 15,004,678.04 × 5,978,178.37
  4. Step 4: Simplify right side
    10,873,247.52x = 89,700,641,718,825.12
  5. Step 5: Solve for x
    x = 89,700,641,718,825.12/10,873,247.52
  6. Step 6: Final answer
    x = 8,249,664.28

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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.