Home / 18,591,930.76-27,885,674.51-4,946,075

Finding the Fourth Proportional to 18,591,930.76, 27,885,674.51 and 4,946,075

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Solution

The fourth proportional to 18,591,930.76, 27,885,674.51 and 4,946,075 is: 7,418,521.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,591,930.76 : 27,885,674.51 = 4,946,075 : x
  2. Step 2: Convert to fraction form
    18,591,930.76/27,885,674.51 = 4,946,075/x
  3. Step 3: Cross multiply
    18,591,930.76x = 27,885,674.51 × 4,946,075
  4. Step 4: Simplify right side
    18,591,930.76x = 137,924,637,527,317.88
  5. Step 5: Solve for x
    x = 137,924,637,527,317.88/18,591,930.76
  6. Step 6: Final answer
    x = 7,418,521.47

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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.