Home / 12,577,045.68-18,869,554.59-4,489,842.33

Finding the Fourth Proportional to 12,577,045.68, 18,869,554.59 and 4,489,842.33

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Solution

The fourth proportional to 12,577,045.68, 18,869,554.59 and 4,489,842.33 is: 6,736,186.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,577,045.68 : 18,869,554.59 = 4,489,842.33 : x
  2. Step 2: Convert to fraction form
    12,577,045.68/18,869,554.59 = 4,489,842.33/x
  3. Step 3: Cross multiply
    12,577,045.68x = 18,869,554.59 × 4,489,842.33
  4. Step 4: Simplify right side
    12,577,045.68x = 84,721,324,946,427.80
  5. Step 5: Solve for x
    x = 84,721,324,946,427.80/12,577,045.68
  6. Step 6: Final answer
    x = 6,736,186.47

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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.