Home / 13,119,355.45-19,679,208.14-4,599,940.69

Finding the Fourth Proportional to 13,119,355.45, 19,679,208.14 and 4,599,940.69

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Solution

The fourth proportional to 13,119,355.45, 19,679,208.14 and 4,599,940.69 is: 6,899,972.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,119,355.45 : 19,679,208.14 = 4,599,940.69 : x
  2. Step 2: Convert to fraction form
    13,119,355.45/19,679,208.14 = 4,599,940.69/x
  3. Step 3: Cross multiply
    13,119,355.45x = 19,679,208.14 × 4,599,940.69
  4. Step 4: Simplify right side
    13,119,355.45x = 90,523,190,330,863.08
  5. Step 5: Solve for x
    x = 90,523,190,330,863.08/13,119,355.45
  6. Step 6: Final answer
    x = 6,899,972.38

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.