Home / 7,266,448.76-10,027,581.71-3,958,782.50

Finding the Fourth Proportional to 7,266,448.76, 10,027,581.71 and 3,958,782.50

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Solution

The fourth proportional to 7,266,448.76, 10,027,581.71 and 3,958,782.50 is: 5,463,055.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,266,448.76 : 10,027,581.71 = 3,958,782.50 : x
  2. Step 2: Convert to fraction form
    7,266,448.76/10,027,581.71 = 3,958,782.50/x
  3. Step 3: Cross multiply
    7,266,448.76x = 10,027,581.71 × 3,958,782.50
  4. Step 4: Simplify right side
    7,266,448.76x = 39,697,014,990,868.08
  5. Step 5: Solve for x
    x = 39,697,014,990,868.08/7,266,448.76
  6. Step 6: Final answer
    x = 5,463,055.79

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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.