Home / 7,853,670.90-11,780,506.35-5,727,906.90

Finding the Fourth Proportional to 7,853,670.90, 11,780,506.35 and 5,727,906.90

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Solution

The fourth proportional to 7,853,670.90, 11,780,506.35 and 5,727,906.90 is: 8,591,860.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,853,670.90 : 11,780,506.35 = 5,727,906.90 : x
  2. Step 2: Convert to fraction form
    7,853,670.90/11,780,506.35 = 5,727,906.90/x
  3. Step 3: Cross multiply
    7,853,670.90x = 11,780,506.35 × 5,727,906.90
  4. Step 4: Simplify right side
    7,853,670.90x = 67,477,643,607,658.82
  5. Step 5: Solve for x
    x = 67,477,643,607,658.82/7,853,670.90
  6. Step 6: Final answer
    x = 8,591,860.35

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Similar ratio
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1.5x scale

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.