Home / 20,725,647.40-31,032,483.90-16,246,671.40

Finding the Fourth Proportional to 20,725,647.40, 31,032,483.90 and 16,246,671.40

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Solution

The fourth proportional to 20,725,647.40, 31,032,483.90 and 16,246,671.40 is: 24,326,119.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,725,647.40 : 31,032,483.90 = 16,246,671.40 : x
  2. Step 2: Convert to fraction form
    20,725,647.40/31,032,483.90 = 16,246,671.40/x
  3. Step 3: Cross multiply
    20,725,647.40x = 31,032,483.90 × 16,246,671.40
  4. Step 4: Simplify right side
    20,725,647.40x = 504,174,568,649,090.44
  5. Step 5: Solve for x
    x = 504,174,568,649,090.44/20,725,647.40
  6. Step 6: Final answer
    x = 24,326,119.18

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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.