Home / 11,772,023.60-17,658,035.40-8,370,801.20

Finding the Fourth Proportional to 11,772,023.60, 17,658,035.40 and 8,370,801.20

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Solution

The fourth proportional to 11,772,023.60, 17,658,035.40 and 8,370,801.20 is: 12,556,201.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,772,023.60 : 17,658,035.40 = 8,370,801.20 : x
  2. Step 2: Convert to fraction form
    11,772,023.60/17,658,035.40 = 8,370,801.20/x
  3. Step 3: Cross multiply
    11,772,023.60x = 17,658,035.40 × 8,370,801.20
  4. Step 4: Simplify right side
    11,772,023.60x = 147,811,903,915,962.47
  5. Step 5: Solve for x
    x = 147,811,903,915,962.47/11,772,023.60
  6. Step 6: Final answer
    x = 12,556,201.80

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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.