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Finding the Fourth Proportional to 18,973,205.12, 26,182,903.02 and 10,271,314.28

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Solution

The fourth proportional to 18,973,205.12, 26,182,903.02 and 10,271,314.28 is: 14,174,348.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,973,205.12 : 26,182,903.02 = 10,271,314.28 : x
  2. Step 2: Convert to fraction form
    18,973,205.12/26,182,903.02 = 10,271,314.28/x
  3. Step 3: Cross multiply
    18,973,205.12x = 26,182,903.02 × 10,271,314.28
  4. Step 4: Simplify right side
    18,973,205.12x = 268,932,825,681,181.09
  5. Step 5: Solve for x
    x = 268,932,825,681,181.09/18,973,205.12
  6. Step 6: Final answer
    x = 14,174,348.72

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.