Home / 7,400,357.22-10,215,640.96-4,500,679.52

Finding the Fourth Proportional to 7,400,357.22, 10,215,640.96 and 4,500,679.52

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Solution

The fourth proportional to 7,400,357.22, 10,215,640.96 and 4,500,679.52 is: 6,212,852.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,400,357.22 : 10,215,640.96 = 4,500,679.52 : x
  2. Step 2: Convert to fraction form
    7,400,357.22/10,215,640.96 = 4,500,679.52/x
  3. Step 3: Cross multiply
    7,400,357.22x = 10,215,640.96 × 4,500,679.52
  4. Step 4: Simplify right side
    7,400,357.22x = 45,977,326,052,345.14
  5. Step 5: Solve for x
    x = 45,977,326,052,345.14/7,400,357.22
  6. Step 6: Final answer
    x = 6,212,852.26

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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.