Home / 38,247,608.25-52,780,159.50-20,843,579.81

Finding the Fourth Proportional to 38,247,608.25, 52,780,159.50 and 20,843,579.81

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Solution

The fourth proportional to 38,247,608.25, 52,780,159.50 and 20,843,579.81 is: 28,763,300.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,247,608.25 : 52,780,159.50 = 20,843,579.81 : x
  2. Step 2: Convert to fraction form
    38,247,608.25/52,780,159.50 = 20,843,579.81/x
  3. Step 3: Cross multiply
    38,247,608.25x = 52,780,159.50 × 20,843,579.81
  4. Step 4: Simplify right side
    38,247,608.25x = 1,100,127,466,658,878.88
  5. Step 5: Solve for x
    x = 1,100,127,466,658,878.88/38,247,608.25
  6. Step 6: Final answer
    x = 28,763,300.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.