Home / 13,330,028.34-19,994,894.89-4,231,881.41

Finding the Fourth Proportional to 13,330,028.34, 19,994,894.89 and 4,231,881.41

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Solution

The fourth proportional to 13,330,028.34, 19,994,894.89 and 4,231,881.41 is: 6,347,775.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,330,028.34 : 19,994,894.89 = 4,231,881.41 : x
  2. Step 2: Convert to fraction form
    13,330,028.34/19,994,894.89 = 4,231,881.41/x
  3. Step 3: Cross multiply
    13,330,028.34x = 19,994,894.89 × 4,231,881.41
  4. Step 4: Simplify right side
    13,330,028.34x = 84,616,023,869,340.81
  5. Step 5: Solve for x
    x = 84,616,023,869,340.81/13,330,028.34
  6. Step 6: Final answer
    x = 6,347,775.24

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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.