Home / 6,819,396.49-9,411,987.41-4,066,261.57

Finding the Fourth Proportional to 6,819,396.49, 9,411,987.41 and 4,066,261.57

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Solution

The fourth proportional to 6,819,396.49, 9,411,987.41 and 4,066,261.57 is: 5,612,168.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,819,396.49 : 9,411,987.41 = 4,066,261.57 : x
  2. Step 2: Convert to fraction form
    6,819,396.49/9,411,987.41 = 4,066,261.57/x
  3. Step 3: Cross multiply
    6,819,396.49x = 9,411,987.41 × 4,066,261.57
  4. Step 4: Simplify right side
    6,819,396.49x = 38,271,602,702,606.84
  5. Step 5: Solve for x
    x = 38,271,602,702,606.84/6,819,396.49
  6. Step 6: Final answer
    x = 5,612,168.58

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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.