Home / 25,758,083.70-38,637,125.55-18,199,811.70

Finding the Fourth Proportional to 25,758,083.70, 38,637,125.55 and 18,199,811.70

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Solution

The fourth proportional to 25,758,083.70, 38,637,125.55 and 18,199,811.70 is: 27,299,717.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,758,083.70 : 38,637,125.55 = 18,199,811.70 : x
  2. Step 2: Convert to fraction form
    25,758,083.70/38,637,125.55 = 18,199,811.70/x
  3. Step 3: Cross multiply
    25,758,083.70x = 38,637,125.55 × 18,199,811.70
  4. Step 4: Simplify right side
    25,758,083.70x = 703,188,409,639,258.88
  5. Step 5: Solve for x
    x = 703,188,409,639,258.88/25,758,083.70
  6. Step 6: Final answer
    x = 27,299,717.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.