Home / 6,902,608.68-9,528,100.74-4,186,296.36

Finding the Fourth Proportional to 6,902,608.68, 9,528,100.74 and 4,186,296.36

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Solution

The fourth proportional to 6,902,608.68, 9,528,100.74 and 4,186,296.36 is: 5,778,605.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,902,608.68 : 9,528,100.74 = 4,186,296.36 : x
  2. Step 2: Convert to fraction form
    6,902,608.68/9,528,100.74 = 4,186,296.36/x
  3. Step 3: Cross multiply
    6,902,608.68x = 9,528,100.74 × 4,186,296.36
  4. Step 4: Simplify right side
    6,902,608.68x = 39,887,453,445,575.30
  5. Step 5: Solve for x
    x = 39,887,453,445,575.30/6,902,608.68
  6. Step 6: Final answer
    x = 5,778,605.64

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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.