Home / 18,756,964.82-25,884,055.51-10,384,707.72

Finding the Fourth Proportional to 18,756,964.82, 25,884,055.51 and 10,384,707.72

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Solution

The fourth proportional to 18,756,964.82, 25,884,055.51 and 10,384,707.72 is: 14,330,588.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,756,964.82 : 25,884,055.51 = 10,384,707.72 : x
  2. Step 2: Convert to fraction form
    18,756,964.82/25,884,055.51 = 10,384,707.72/x
  3. Step 3: Cross multiply
    18,756,964.82x = 25,884,055.51 × 10,384,707.72
  4. Step 4: Simplify right side
    18,756,964.82x = 268,798,351,079,605.56
  5. Step 5: Solve for x
    x = 268,798,351,079,605.56/18,756,964.82
  6. Step 6: Final answer
    x = 14,330,588.86

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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.