Home / 22,054,380.40-33,081,570.60-12,488,442.40

Finding the Fourth Proportional to 22,054,380.40, 33,081,570.60 and 12,488,442.40

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Solution

The fourth proportional to 22,054,380.40, 33,081,570.60 and 12,488,442.40 is: 18,732,663.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,054,380.40 : 33,081,570.60 = 12,488,442.40 : x
  2. Step 2: Convert to fraction form
    22,054,380.40/33,081,570.60 = 12,488,442.40/x
  3. Step 3: Cross multiply
    22,054,380.40x = 33,081,570.60 × 12,488,442.40
  4. Step 4: Simplify right side
    22,054,380.40x = 413,137,288,939,633.50
  5. Step 5: Solve for x
    x = 413,137,288,939,633.50/22,054,380.40
  6. Step 6: Final answer
    x = 18,732,663.60

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1.5x scale

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.