Home / 18,563,434.53-25,617,153.65-10,303,012.23

Finding the Fourth Proportional to 18,563,434.53, 25,617,153.65 and 10,303,012.23

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Solution

The fourth proportional to 18,563,434.53, 25,617,153.65 and 10,303,012.23 is: 14,217,942.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,563,434.53 : 25,617,153.65 = 10,303,012.23 : x
  2. Step 2: Convert to fraction form
    18,563,434.53/25,617,153.65 = 10,303,012.23/x
  3. Step 3: Cross multiply
    18,563,434.53x = 25,617,153.65 × 10,303,012.23
  4. Step 4: Simplify right side
    18,563,434.53x = 263,933,847,302,224.09
  5. Step 5: Solve for x
    x = 263,933,847,302,224.09/18,563,434.53
  6. Step 6: Final answer
    x = 14,217,942.64

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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.