Home / 19,422,165.60-29,137,136.40-5,775,285.60

Finding the Fourth Proportional to 19,422,165.60, 29,137,136.40 and 5,775,285.60

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Solution

The fourth proportional to 19,422,165.60, 29,137,136.40 and 5,775,285.60 is: 8,664,084.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,422,165.60 : 29,137,136.40 = 5,775,285.60 : x
  2. Step 2: Convert to fraction form
    19,422,165.60/29,137,136.40 = 5,775,285.60/x
  3. Step 3: Cross multiply
    19,422,165.60x = 29,137,136.40 × 5,775,285.60
  4. Step 4: Simplify right side
    19,422,165.60x = 168,275,284,276,155.81
  5. Step 5: Solve for x
    x = 168,275,284,276,155.81/19,422,165.60
  6. Step 6: Final answer
    x = 8,664,084.52

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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.