Home / 4,648,506.30-6,972,759.45-3,213,615.60

Finding the Fourth Proportional to 4,648,506.30, 6,972,759.45 and 3,213,615.60

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Solution

The fourth proportional to 4,648,506.30, 6,972,759.45 and 3,213,615.60 is: 4,820,423.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,648,506.30 : 6,972,759.45 = 3,213,615.60 : x
  2. Step 2: Convert to fraction form
    4,648,506.30/6,972,759.45 = 3,213,615.60/x
  3. Step 3: Cross multiply
    4,648,506.30x = 6,972,759.45 × 3,213,615.60
  4. Step 4: Simplify right side
    4,648,506.30x = 22,407,768,543,567.42
  5. Step 5: Solve for x
    x = 22,407,768,543,567.42/4,648,506.30
  6. Step 6: Final answer
    x = 4,820,423.40

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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.