Home / 18,564,218.96-25,618,223.52-10,303,798.44

Finding the Fourth Proportional to 18,564,218.96, 25,618,223.52 and 10,303,798.44

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Solution

The fourth proportional to 18,564,218.96, 25,618,223.52 and 10,303,798.44 is: 14,219,020.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,564,218.96 : 25,618,223.52 = 10,303,798.44 : x
  2. Step 2: Convert to fraction form
    18,564,218.96/25,618,223.52 = 10,303,798.44/x
  3. Step 3: Cross multiply
    18,564,218.96x = 25,618,223.52 × 10,303,798.44
  4. Step 4: Simplify right side
    18,564,218.96x = 263,965,011,540,947.28
  5. Step 5: Solve for x
    x = 263,965,011,540,947.28/18,564,218.96
  6. Step 6: Final answer
    x = 14,219,020.59

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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.