Home / 8,317,256.80-12,475,885.20-7,819,592.80

Finding the Fourth Proportional to 8,317,256.80, 12,475,885.20 and 7,819,592.80

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Solution

The fourth proportional to 8,317,256.80, 12,475,885.20 and 7,819,592.80 is: 11,729,389.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,317,256.80 : 12,475,885.20 = 7,819,592.80 : x
  2. Step 2: Convert to fraction form
    8,317,256.80/12,475,885.20 = 7,819,592.80/x
  3. Step 3: Cross multiply
    8,317,256.80x = 12,475,885.20 × 7,819,592.80
  4. Step 4: Simplify right side
    8,317,256.80x = 97,556,342,083,546.55
  5. Step 5: Solve for x
    x = 97,556,342,083,546.55/8,317,256.80
  6. Step 6: Final answer
    x = 11,729,389.20

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Similar ratio
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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.