Home / 25,859,738.50-38,789,802.15-11,478,940.18

Finding the Fourth Proportional to 25,859,738.50, 38,789,802.15 and 11,478,940.18

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Solution

The fourth proportional to 25,859,738.50, 38,789,802.15 and 11,478,940.18 is: 17,218,496.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,859,738.50 : 38,789,802.15 = 11,478,940.18 : x
  2. Step 2: Convert to fraction form
    25,859,738.50/38,789,802.15 = 11,478,940.18/x
  3. Step 3: Cross multiply
    25,859,738.50x = 38,789,802.15 × 11,478,940.18
  4. Step 4: Simplify right side
    25,859,738.50x = 445,265,818,473,885.38
  5. Step 5: Solve for x
    x = 445,265,818,473,885.38/25,859,738.50
  6. Step 6: Final answer
    x = 17,218,496.56

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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.