Home / 22,169,638.80-33,237,869.40-12,083,648.40

Finding the Fourth Proportional to 22,169,638.80, 33,237,869.40 and 12,083,648.40

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Solution

The fourth proportional to 22,169,638.80, 33,237,869.40 and 12,083,648.40 is: 18,116,430.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,169,638.80 : 33,237,869.40 = 12,083,648.40 : x
  2. Step 2: Convert to fraction form
    22,169,638.80/33,237,869.40 = 12,083,648.40/x
  3. Step 3: Cross multiply
    22,169,638.80x = 33,237,869.40 × 12,083,648.40
  4. Step 4: Simplify right side
    22,169,638.80x = 401,634,727,394,718.94
  5. Step 5: Solve for x
    x = 401,634,727,394,718.94/22,169,638.80
  6. Step 6: Final answer
    x = 18,116,430.81

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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.