Home / 13,227,972.78-19,841,951.70-4,130,850

Finding the Fourth Proportional to 13,227,972.78, 19,841,951.70 and 4,130,850

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Solution

The fourth proportional to 13,227,972.78, 19,841,951.70 and 4,130,850 is: 6,196,272.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,227,972.78 : 19,841,951.70 = 4,130,850 : x
  2. Step 2: Convert to fraction form
    13,227,972.78/19,841,951.70 = 4,130,850/x
  3. Step 3: Cross multiply
    13,227,972.78x = 19,841,951.70 × 4,130,850
  4. Step 4: Simplify right side
    13,227,972.78x = 81,964,126,179,945
  5. Step 5: Solve for x
    x = 81,964,126,179,945/13,227,972.78
  6. Step 6: Final answer
    x = 6,196,272.67

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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.