Home / 19,073,806.40-28,610,709.60-16,983,617.60

Finding the Fourth Proportional to 19,073,806.40, 28,610,709.60 and 16,983,617.60

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Solution

The fourth proportional to 19,073,806.40, 28,610,709.60 and 16,983,617.60 is: 25,475,426.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,073,806.40 : 28,610,709.60 = 16,983,617.60 : x
  2. Step 2: Convert to fraction form
    19,073,806.40/28,610,709.60 = 16,983,617.60/x
  3. Step 3: Cross multiply
    19,073,806.40x = 28,610,709.60 × 16,983,617.60
  4. Step 4: Simplify right side
    19,073,806.40x = 485,913,351,111,049
  5. Step 5: Solve for x
    x = 485,913,351,111,049/19,073,806.40
  6. Step 6: Final answer
    x = 25,475,426.40

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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.