Home / 13,019,425.67-19,529,950.48-3,434,813.39

Finding the Fourth Proportional to 13,019,425.67, 19,529,950.48 and 3,434,813.39

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Solution

The fourth proportional to 13,019,425.67, 19,529,950.48 and 3,434,813.39 is: 5,152,434.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,019,425.67 : 19,529,950.48 = 3,434,813.39 : x
  2. Step 2: Convert to fraction form
    13,019,425.67/19,529,950.48 = 3,434,813.39/x
  3. Step 3: Cross multiply
    13,019,425.67x = 19,529,950.48 × 3,434,813.39
  4. Step 4: Simplify right side
    13,019,425.67x = 67,081,735,317,091.17
  5. Step 5: Solve for x
    x = 67,081,735,317,091.17/13,019,425.67
  6. Step 6: Final answer
    x = 5,152,434.30

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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.