Home / 14,234,281.73-19,643,273.31-7,707,910.78

Finding the Fourth Proportional to 14,234,281.73, 19,643,273.31 and 7,707,910.78

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Solution

The fourth proportional to 14,234,281.73, 19,643,273.31 and 7,707,910.78 is: 10,636,897.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,234,281.73 : 19,643,273.31 = 7,707,910.78 : x
  2. Step 2: Convert to fraction form
    14,234,281.73/19,643,273.31 = 7,707,910.78/x
  3. Step 3: Cross multiply
    14,234,281.73x = 19,643,273.31 × 7,707,910.78
  4. Step 4: Simplify right side
    14,234,281.73x = 151,408,598,100,635.28
  5. Step 5: Solve for x
    x = 151,408,598,100,635.28/14,234,281.73
  6. Step 6: Final answer
    x = 10,636,897.67

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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.