Home / 18,708,942.48-25,804,114-16,099,844.20

Finding the Fourth Proportional to 18,708,942.48, 25,804,114 and 16,099,844.20

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Solution

The fourth proportional to 18,708,942.48, 25,804,114 and 16,099,844.20 is: 22,205,542.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,708,942.48 : 25,804,114 = 16,099,844.20 : x
  2. Step 2: Convert to fraction form
    18,708,942.48/25,804,114 = 16,099,844.20/x
  3. Step 3: Cross multiply
    18,708,942.48x = 25,804,114 × 16,099,844.20
  4. Step 4: Simplify right side
    18,708,942.48x = 415,442,215,119,038.75
  5. Step 5: Solve for x
    x = 415,442,215,119,038.75/18,708,942.48
  6. Step 6: Final answer
    x = 22,205,542.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.