Home / 12,327,636.65-18,492,266.59-3,229,957.22

Finding the Fourth Proportional to 12,327,636.65, 18,492,266.59 and 3,229,957.22

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Solution

The fourth proportional to 12,327,636.65, 18,492,266.59 and 3,229,957.22 is: 4,845,148.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,327,636.65 : 18,492,266.59 = 3,229,957.22 : x
  2. Step 2: Convert to fraction form
    12,327,636.65/18,492,266.59 = 3,229,957.22/x
  3. Step 3: Cross multiply
    12,327,636.65x = 18,492,266.59 × 3,229,957.22
  4. Step 4: Simplify right side
    12,327,636.65x = 59,729,229,885,999.05
  5. Step 5: Solve for x
    x = 59,729,229,885,999.05/12,327,636.65
  6. Step 6: Final answer
    x = 4,845,148.47

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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.