Home / 20,415,027.90-30,622,541.85-14,675,465.10

Finding the Fourth Proportional to 20,415,027.90, 30,622,541.85 and 14,675,465.10

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Solution

The fourth proportional to 20,415,027.90, 30,622,541.85 and 14,675,465.10 is: 22,013,197.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,415,027.90 : 30,622,541.85 = 14,675,465.10 : x
  2. Step 2: Convert to fraction form
    20,415,027.90/30,622,541.85 = 14,675,465.10/x
  3. Step 3: Cross multiply
    20,415,027.90x = 30,622,541.85 × 14,675,465.10
  4. Step 4: Simplify right side
    20,415,027.90x = 449,400,044,192,964.44
  5. Step 5: Solve for x
    x = 449,400,044,192,964.44/20,415,027.90
  6. Step 6: Final answer
    x = 22,013,197.65

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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.