Home / 19,928,708.10-29,893,062.15-18,228,096.90

Finding the Fourth Proportional to 19,928,708.10, 29,893,062.15 and 18,228,096.90

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Solution

The fourth proportional to 19,928,708.10, 29,893,062.15 and 18,228,096.90 is: 27,342,145.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,928,708.10 : 29,893,062.15 = 18,228,096.90 : x
  2. Step 2: Convert to fraction form
    19,928,708.10/29,893,062.15 = 18,228,096.90/x
  3. Step 3: Cross multiply
    19,928,708.10x = 29,893,062.15 × 18,228,096.90
  4. Step 4: Simplify right side
    19,928,708.10x = 544,893,633,507,922.25
  5. Step 5: Solve for x
    x = 544,893,633,507,922.25/19,928,708.10
  6. Step 6: Final answer
    x = 27,342,145.35

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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.