Home / 27,678,051.20-41,516,858.10-7,207,731.20

Finding the Fourth Proportional to 27,678,051.20, 41,516,858.10 and 7,207,731.20

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Solution

The fourth proportional to 27,678,051.20, 41,516,858.10 and 7,207,731.20 is: 10,811,539.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,678,051.20 : 41,516,858.10 = 7,207,731.20 : x
  2. Step 2: Convert to fraction form
    27,678,051.20/41,516,858.10 = 7,207,731.20/x
  3. Step 3: Cross multiply
    27,678,051.20x = 41,516,858.10 × 7,207,731.20
  4. Step 4: Simplify right side
    27,678,051.20x = 299,242,353,453,342.75
  5. Step 5: Solve for x
    x = 299,242,353,453,342.75/27,678,051.20
  6. Step 6: Final answer
    x = 10,811,539.85

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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.