Home / 12,766,718.06-19,133,531.37-5,184,876.14

Finding the Fourth Proportional to 12,766,718.06, 19,133,531.37 and 5,184,876.14

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Solution

The fourth proportional to 12,766,718.06, 19,133,531.37 and 5,184,876.14 is: 7,770,594.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,766,718.06 : 19,133,531.37 = 5,184,876.14 : x
  2. Step 2: Convert to fraction form
    12,766,718.06/19,133,531.37 = 5,184,876.14/x
  3. Step 3: Cross multiply
    12,766,718.06x = 19,133,531.37 × 5,184,876.14
  4. Step 4: Simplify right side
    12,766,718.06x = 99,204,990,274,254.52
  5. Step 5: Solve for x
    x = 99,204,990,274,254.52/12,766,718.06
  6. Step 6: Final answer
    x = 7,770,594.59

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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.