Home / 19,845,368.40-29,768,052.60-19,579,947.60

Finding the Fourth Proportional to 19,845,368.40, 29,768,052.60 and 19,579,947.60

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Solution

The fourth proportional to 19,845,368.40, 29,768,052.60 and 19,579,947.60 is: 29,369,921.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,845,368.40 : 29,768,052.60 = 19,579,947.60 : x
  2. Step 2: Convert to fraction form
    19,845,368.40/29,768,052.60 = 19,579,947.60/x
  3. Step 3: Cross multiply
    19,845,368.40x = 29,768,052.60 × 19,579,947.60
  4. Step 4: Simplify right side
    19,845,368.40x = 582,856,910,062,043.88
  5. Step 5: Solve for x
    x = 582,856,910,062,043.88/19,845,368.40
  6. Step 6: Final answer
    x = 29,369,921.40

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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.