Home / 18,431,178.99-25,435,637.91-10,059,007.20

Finding the Fourth Proportional to 18,431,178.99, 25,435,637.91 and 10,059,007.20

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Solution

The fourth proportional to 18,431,178.99, 25,435,637.91 and 10,059,007.20 is: 13,881,763.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,431,178.99 : 25,435,637.91 = 10,059,007.20 : x
  2. Step 2: Convert to fraction form
    18,431,178.99/25,435,637.91 = 10,059,007.20/x
  3. Step 3: Cross multiply
    18,431,178.99x = 25,435,637.91 × 10,059,007.20
  4. Step 4: Simplify right side
    18,431,178.99x = 255,857,264,873,282.94
  5. Step 5: Solve for x
    x = 255,857,264,873,282.94/18,431,178.99
  6. Step 6: Final answer
    x = 13,881,763.34

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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.