Home / 18,164,216.64-25,072,693.12-10,824,351.42

Finding the Fourth Proportional to 18,164,216.64, 25,072,693.12 and 10,824,351.42

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Solution

The fourth proportional to 18,164,216.64, 25,072,693.12 and 10,824,351.42 is: 14,941,224.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,164,216.64 : 25,072,693.12 = 10,824,351.42 : x
  2. Step 2: Convert to fraction form
    18,164,216.64/25,072,693.12 = 10,824,351.42/x
  3. Step 3: Cross multiply
    18,164,216.64x = 25,072,693.12 × 10,824,351.42
  4. Step 4: Simplify right side
    18,164,216.64x = 271,395,641,349,635.34
  5. Step 5: Solve for x
    x = 271,395,641,349,635.34/18,164,216.64
  6. Step 6: Final answer
    x = 14,941,224.65

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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.