Home / 7,725,575.68-10,661,086.40-4,240,916.80

Finding the Fourth Proportional to 7,725,575.68, 10,661,086.40 and 4,240,916.80

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Solution

The fourth proportional to 7,725,575.68, 10,661,086.40 and 4,240,916.80 is: 5,852,350.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,725,575.68 : 10,661,086.40 = 4,240,916.80 : x
  2. Step 2: Convert to fraction form
    7,725,575.68/10,661,086.40 = 4,240,916.80/x
  3. Step 3: Cross multiply
    7,725,575.68x = 10,661,086.40 × 4,240,916.80
  4. Step 4: Simplify right side
    7,725,575.68x = 45,212,780,420,011.52
  5. Step 5: Solve for x
    x = 45,212,780,420,011.52/7,725,575.68
  6. Step 6: Final answer
    x = 5,852,350.98

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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.