Home / 7,196,122.06-9,929,688.26-4,621,290.42

Finding the Fourth Proportional to 7,196,122.06, 9,929,688.26 and 4,621,290.42

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Solution

The fourth proportional to 7,196,122.06, 9,929,688.26 and 4,621,290.42 is: 6,376,764.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,196,122.06 : 9,929,688.26 = 4,621,290.42 : x
  2. Step 2: Convert to fraction form
    7,196,122.06/9,929,688.26 = 4,621,290.42/x
  3. Step 3: Cross multiply
    7,196,122.06x = 9,929,688.26 × 4,621,290.42
  4. Step 4: Simplify right side
    7,196,122.06x = 45,887,973,229,524.47
  5. Step 5: Solve for x
    x = 45,887,973,229,524.47/7,196,122.06
  6. Step 6: Final answer
    x = 6,376,764.16

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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.