Home / 7,725,596.07-10,661,861.42-5,107,551.51

Finding the Fourth Proportional to 7,725,596.07, 10,661,861.42 and 5,107,551.51

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Solution

The fourth proportional to 7,725,596.07, 10,661,861.42 and 5,107,551.51 is: 7,048,777.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,725,596.07 : 10,661,861.42 = 5,107,551.51 : x
  2. Step 2: Convert to fraction form
    7,725,596.07/10,661,861.42 = 5,107,551.51/x
  3. Step 3: Cross multiply
    7,725,596.07x = 10,661,861.42 × 5,107,551.51
  4. Step 4: Simplify right side
    7,725,596.07x = 54,456,006,395,131.74
  5. Step 5: Solve for x
    x = 54,456,006,395,131.74/7,725,596.07
  6. Step 6: Final answer
    x = 7,048,777.32

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1.5x scale

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.