Home / 38,205,892.40-57,308,838.60-19,074,016.40

Finding the Fourth Proportional to 38,205,892.40, 57,308,838.60 and 19,074,016.40

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Solution

The fourth proportional to 38,205,892.40, 57,308,838.60 and 19,074,016.40 is: 28,611,024.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,205,892.40 : 57,308,838.60 = 19,074,016.40 : x
  2. Step 2: Convert to fraction form
    38,205,892.40/57,308,838.60 = 19,074,016.40/x
  3. Step 3: Cross multiply
    38,205,892.40x = 57,308,838.60 × 19,074,016.40
  4. Step 4: Simplify right side
    38,205,892.40x = 1,093,109,727,321,353
  5. Step 5: Solve for x
    x = 1,093,109,727,321,353/38,205,892.40
  6. Step 6: Final answer
    x = 28,611,024.60

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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.