Home / 7,759,883.70-11,619,951.12-6,477,302.16

Finding the Fourth Proportional to 7,759,883.70, 11,619,951.12 and 6,477,302.16

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Solution

The fourth proportional to 7,759,883.70, 11,619,951.12 and 6,477,302.16 is: 9,699,363.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,759,883.70 : 11,619,951.12 = 6,477,302.16 : x
  2. Step 2: Convert to fraction form
    7,759,883.70/11,619,951.12 = 6,477,302.16/x
  3. Step 3: Cross multiply
    7,759,883.70x = 11,619,951.12 × 6,477,302.16
  4. Step 4: Simplify right side
    7,759,883.70x = 75,265,934,488,670.42
  5. Step 5: Solve for x
    x = 75,265,934,488,670.42/7,759,883.70
  6. Step 6: Final answer
    x = 9,699,363.73

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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.