Home / 27,993,742.40-41,990,613.60-7,798,984.40

Finding the Fourth Proportional to 27,993,742.40, 41,990,613.60 and 7,798,984.40

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Solution

The fourth proportional to 27,993,742.40, 41,990,613.60 and 7,798,984.40 is: 11,698,476.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,993,742.40 : 41,990,613.60 = 7,798,984.40 : x
  2. Step 2: Convert to fraction form
    27,993,742.40/41,990,613.60 = 7,798,984.40/x
  3. Step 3: Cross multiply
    27,993,742.40x = 41,990,613.60 × 7,798,984.40
  4. Step 4: Simplify right side
    27,993,742.40x = 327,484,140,412,827.88
  5. Step 5: Solve for x
    x = 327,484,140,412,827.88/27,993,742.40
  6. Step 6: Final answer
    x = 11,698,476.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.