Home / 13,313,483.37-19,970,794.89-5,228,208.46

Finding the Fourth Proportional to 13,313,483.37, 19,970,794.89 and 5,228,208.46

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Solution

The fourth proportional to 13,313,483.37, 19,970,794.89 and 5,228,208.46 is: 7,842,536.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,313,483.37 : 19,970,794.89 = 5,228,208.46 : x
  2. Step 2: Convert to fraction form
    13,313,483.37/19,970,794.89 = 5,228,208.46/x
  3. Step 3: Cross multiply
    13,313,483.37x = 19,970,794.89 × 5,228,208.46
  4. Step 4: Simplify right side
    13,313,483.37x = 104,411,478,770,681.73
  5. Step 5: Solve for x
    x = 104,411,478,770,681.73/13,313,483.37
  6. Step 6: Final answer
    x = 7,842,536.46

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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.