Home / 22,143,000.40-33,219,749.40-11,361,965.20

Finding the Fourth Proportional to 22,143,000.40, 33,219,749.40 and 11,361,965.20

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Solution

The fourth proportional to 22,143,000.40, 33,219,749.40 and 11,361,965.20 is: 17,045,641.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,143,000.40 : 33,219,749.40 = 11,361,965.20 : x
  2. Step 2: Convert to fraction form
    22,143,000.40/33,219,749.40 = 11,361,965.20/x
  3. Step 3: Cross multiply
    22,143,000.40x = 33,219,749.40 × 11,361,965.20
  4. Step 4: Simplify right side
    22,143,000.40x = 377,441,636,635,520.81
  5. Step 5: Solve for x
    x = 377,441,636,635,520.81/22,143,000.40
  6. Step 6: Final answer
    x = 17,045,641.05

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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.