Home / 12,573,819.25-18,860,903.84-3,598,371.25

Finding the Fourth Proportional to 12,573,819.25, 18,860,903.84 and 3,598,371.25

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Solution

The fourth proportional to 12,573,819.25, 18,860,903.84 and 3,598,371.25 is: 5,397,606.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,573,819.25 : 18,860,903.84 = 3,598,371.25 : x
  2. Step 2: Convert to fraction form
    12,573,819.25/18,860,903.84 = 3,598,371.25/x
  3. Step 3: Cross multiply
    12,573,819.25x = 18,860,903.84 × 3,598,371.25
  4. Step 4: Simplify right side
    12,573,819.25x = 67,868,534,108,878.75
  5. Step 5: Solve for x
    x = 67,868,534,108,878.75/12,573,819.25
  6. Step 6: Final answer
    x = 5,397,606.94

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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.