Home / 7,973,150.40-11,959,725.60-6,650,452.80

Finding the Fourth Proportional to 7,973,150.40, 11,959,725.60 and 6,650,452.80

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Solution

The fourth proportional to 7,973,150.40, 11,959,725.60 and 6,650,452.80 is: 9,975,679.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,973,150.40 : 11,959,725.60 = 6,650,452.80 : x
  2. Step 2: Convert to fraction form
    7,973,150.40/11,959,725.60 = 6,650,452.80/x
  3. Step 3: Cross multiply
    7,973,150.40x = 11,959,725.60 × 6,650,452.80
  4. Step 4: Simplify right side
    7,973,150.40x = 79,537,590,603,751.67
  5. Step 5: Solve for x
    x = 79,537,590,603,751.67/7,973,150.40
  6. Step 6: Final answer
    x = 9,975,679.20

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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.