Home / 7,740,457.70-10,682,037.12-4,255,943.42

Finding the Fourth Proportional to 7,740,457.70, 10,682,037.12 and 4,255,943.42

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Solution

The fourth proportional to 7,740,457.70, 10,682,037.12 and 4,255,943.42 is: 5,873,314.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,740,457.70 : 10,682,037.12 = 4,255,943.42 : x
  2. Step 2: Convert to fraction form
    7,740,457.70/10,682,037.12 = 4,255,943.42/x
  3. Step 3: Cross multiply
    7,740,457.70x = 10,682,037.12 × 4,255,943.42
  4. Step 4: Simplify right side
    7,740,457.70x = 45,462,145,593,059.75
  5. Step 5: Solve for x
    x = 45,462,145,593,059.75/7,740,457.70
  6. Step 6: Final answer
    x = 5,873,314.91

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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.