Home / 13,307,340.33-19,961,736.93-4,208,758.70

Finding the Fourth Proportional to 13,307,340.33, 19,961,736.93 and 4,208,758.70

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Solution

The fourth proportional to 13,307,340.33, 19,961,736.93 and 4,208,758.70 is: 6,313,367.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,307,340.33 : 19,961,736.93 = 4,208,758.70 : x
  2. Step 2: Convert to fraction form
    13,307,340.33/19,961,736.93 = 4,208,758.70/x
  3. Step 3: Cross multiply
    13,307,340.33x = 19,961,736.93 × 4,208,758.70
  4. Step 4: Simplify right side
    13,307,340.33x = 84,014,133,871,440.11
  5. Step 5: Solve for x
    x = 84,014,133,871,440.11/13,307,340.33
  6. Step 6: Final answer
    x = 6,313,367.79

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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.