Home / 7,758,718.96-10,707,364.37-4,320,960

Finding the Fourth Proportional to 7,758,718.96, 10,707,364.37 and 4,320,960

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Solution

The fourth proportional to 7,758,718.96, 10,707,364.37 and 4,320,960 is: 5,963,109.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,758,718.96 : 10,707,364.37 = 4,320,960 : x
  2. Step 2: Convert to fraction form
    7,758,718.96/10,707,364.37 = 4,320,960/x
  3. Step 3: Cross multiply
    7,758,718.96x = 10,707,364.37 × 4,320,960
  4. Step 4: Simplify right side
    7,758,718.96x = 46,266,093,148,195.20
  5. Step 5: Solve for x
    x = 46,266,093,148,195.20/7,758,718.96
  6. Step 6: Final answer
    x = 5,963,109.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.