Home / 12,976,925.54-19,466,495.48-3,392,288.69

Finding the Fourth Proportional to 12,976,925.54, 19,466,495.48 and 3,392,288.69

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Solution

The fourth proportional to 12,976,925.54, 19,466,495.48 and 3,392,288.69 is: 5,088,722.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,976,925.54 : 19,466,495.48 = 3,392,288.69 : x
  2. Step 2: Convert to fraction form
    12,976,925.54/19,466,495.48 = 3,392,288.69/x
  3. Step 3: Cross multiply
    12,976,925.54x = 19,466,495.48 × 3,392,288.69
  4. Step 4: Simplify right side
    12,976,925.54x = 66,035,972,450,740.12
  5. Step 5: Solve for x
    x = 66,035,972,450,740.12/12,976,925.54
  6. Step 6: Final answer
    x = 5,088,722.46

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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.