Home / 27,681,234.63-38,200,424.38-15,291,071.38

Finding the Fourth Proportional to 27,681,234.63, 38,200,424.38 and 15,291,071.38

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Solution

The fourth proportional to 27,681,234.63, 38,200,424.38 and 15,291,071.38 is: 21,101,855.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,681,234.63 : 38,200,424.38 = 15,291,071.38 : x
  2. Step 2: Convert to fraction form
    27,681,234.63/38,200,424.38 = 15,291,071.38/x
  3. Step 3: Cross multiply
    27,681,234.63x = 38,200,424.38 × 15,291,071.38
  4. Step 4: Simplify right side
    27,681,234.63x = 584,125,416,130,454.88
  5. Step 5: Solve for x
    x = 584,125,416,130,454.88/27,681,234.63
  6. Step 6: Final answer
    x = 21,101,855.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.