Home / 25,420,225.57-35,079,933.89-13,817,789.05

Finding the Fourth Proportional to 25,420,225.57, 35,079,933.89 and 13,817,789.05

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Solution

The fourth proportional to 25,420,225.57, 35,079,933.89 and 13,817,789.05 is: 19,068,561.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,420,225.57 : 35,079,933.89 = 13,817,789.05 : x
  2. Step 2: Convert to fraction form
    25,420,225.57/35,079,933.89 = 13,817,789.05/x
  3. Step 3: Cross multiply
    25,420,225.57x = 35,079,933.89 × 13,817,789.05
  4. Step 4: Simplify right side
    25,420,225.57x = 484,727,126,336,116
  5. Step 5: Solve for x
    x = 484,727,126,336,116/25,420,225.57
  6. Step 6: Final answer
    x = 19,068,561.17

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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.