Home / 13,233,777.40-19,850,666.10-12,729,892.60

Finding the Fourth Proportional to 13,233,777.40, 19,850,666.10 and 12,729,892.60

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Solution

The fourth proportional to 13,233,777.40, 19,850,666.10 and 12,729,892.60 is: 19,094,838.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,233,777.40 : 19,850,666.10 = 12,729,892.60 : x
  2. Step 2: Convert to fraction form
    13,233,777.40/19,850,666.10 = 12,729,892.60/x
  3. Step 3: Cross multiply
    13,233,777.40x = 19,850,666.10 × 12,729,892.60
  4. Step 4: Simplify right side
    13,233,777.40x = 252,696,847,491,460.88
  5. Step 5: Solve for x
    x = 252,696,847,491,460.88/13,233,777.40
  6. Step 6: Final answer
    x = 19,094,838.90

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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.