Home / 6,819,403.24-9,411,996.72-4,066,268.32

Finding the Fourth Proportional to 6,819,403.24, 9,411,996.72 and 4,066,268.32

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Solution

The fourth proportional to 6,819,403.24, 9,411,996.72 and 4,066,268.32 is: 5,612,177.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,819,403.24 : 9,411,996.72 = 4,066,268.32 : x
  2. Step 2: Convert to fraction form
    6,819,403.24/9,411,996.72 = 4,066,268.32/x
  3. Step 3: Cross multiply
    6,819,403.24x = 9,411,996.72 × 4,066,268.32
  4. Step 4: Simplify right side
    6,819,403.24x = 38,271,704,090,479.91
  5. Step 5: Solve for x
    x = 38,271,704,090,479.91/6,819,403.24
  6. Step 6: Final answer
    x = 5,612,177.89

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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.