Home / 18,591,927.51-27,885,669.63-4,946,071.75

Finding the Fourth Proportional to 18,591,927.51, 27,885,669.63 and 4,946,071.75

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Solution

The fourth proportional to 18,591,927.51, 27,885,669.63 and 4,946,071.75 is: 7,418,516.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,591,927.51 : 27,885,669.63 = 4,946,071.75 : x
  2. Step 2: Convert to fraction form
    18,591,927.51/27,885,669.63 = 4,946,071.75/x
  3. Step 3: Cross multiply
    18,591,927.51x = 27,885,669.63 × 4,946,071.75
  4. Step 4: Simplify right side
    18,591,927.51x = 137,924,522,786,775.95
  5. Step 5: Solve for x
    x = 137,924,522,786,775.95/18,591,927.51
  6. Step 6: Final answer
    x = 7,418,516.60

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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.