Home / 27,748,363.82-41,636,897.44-20,134,779.55

Finding the Fourth Proportional to 27,748,363.82, 41,636,897.44 and 20,134,779.55

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Solution

The fourth proportional to 27,748,363.82, 41,636,897.44 and 20,134,779.55 is: 30,212,583.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,748,363.82 : 41,636,897.44 = 20,134,779.55 : x
  2. Step 2: Convert to fraction form
    27,748,363.82/41,636,897.44 = 20,134,779.55/x
  3. Step 3: Cross multiply
    27,748,363.82x = 41,636,897.44 × 20,134,779.55
  4. Step 4: Simplify right side
    27,748,363.82x = 838,349,751,080,618.38
  5. Step 5: Solve for x
    x = 838,349,751,080,618.38/27,748,363.82
  6. Step 6: Final answer
    x = 30,212,583.22

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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.