Home / 19,983,608.40-29,968,414.20-10,395,800.40

Finding the Fourth Proportional to 19,983,608.40, 29,968,414.20 and 10,395,800.40

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Solution

The fourth proportional to 19,983,608.40, 29,968,414.20 and 10,395,800.40 is: 15,590,059.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,983,608.40 : 29,968,414.20 = 10,395,800.40 : x
  2. Step 2: Convert to fraction form
    19,983,608.40/29,968,414.20 = 10,395,800.40/x
  3. Step 3: Cross multiply
    19,983,608.40x = 29,968,414.20 × 10,395,800.40
  4. Step 4: Simplify right side
    19,983,608.40x = 311,545,652,327,725.69
  5. Step 5: Solve for x
    x = 311,545,652,327,725.69/19,983,608.40
  6. Step 6: Final answer
    x = 15,590,059.92

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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.