Home / 22,149,077.40-33,223,616.10-20,129,601.60

Finding the Fourth Proportional to 22,149,077.40, 33,223,616.10 and 20,129,601.60

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Solution

The fourth proportional to 22,149,077.40, 33,223,616.10 and 20,129,601.60 is: 30,194,402.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,149,077.40 : 33,223,616.10 = 20,129,601.60 : x
  2. Step 2: Convert to fraction form
    22,149,077.40/33,223,616.10 = 20,129,601.60/x
  3. Step 3: Cross multiply
    22,149,077.40x = 33,223,616.10 × 20,129,601.60
  4. Step 4: Simplify right side
    22,149,077.40x = 668,778,155,804,345.88
  5. Step 5: Solve for x
    x = 668,778,155,804,345.88/22,149,077.40
  6. Step 6: Final answer
    x = 30,194,402.40

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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.