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Finding the Fourth Proportional to 6,797,474.42, 9,380,762.40 and 3,699,848.12

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Solution

The fourth proportional to 6,797,474.42, 9,380,762.40 and 3,699,848.12 is: 5,105,925.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,797,474.42 : 9,380,762.40 = 3,699,848.12 : x
  2. Step 2: Convert to fraction form
    6,797,474.42/9,380,762.40 = 3,699,848.12/x
  3. Step 3: Cross multiply
    6,797,474.42x = 9,380,762.40 × 3,699,848.12
  4. Step 4: Simplify right side
    6,797,474.42x = 34,707,396,129,806.69
  5. Step 5: Solve for x
    x = 34,707,396,129,806.69/6,797,474.42
  6. Step 6: Final answer
    x = 5,105,925.23

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Double scale
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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.