Home / 38,365,391.80-52,944,297.56-21,845,529.80

Finding the Fourth Proportional to 38,365,391.80, 52,944,297.56 and 21,845,529.80

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Solution

The fourth proportional to 38,365,391.80, 52,944,297.56 and 21,845,529.80 is: 30,146,863.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,365,391.80 : 52,944,297.56 = 21,845,529.80 : x
  2. Step 2: Convert to fraction form
    38,365,391.80/52,944,297.56 = 21,845,529.80/x
  3. Step 3: Cross multiply
    38,365,391.80x = 52,944,297.56 × 21,845,529.80
  4. Step 4: Simplify right side
    38,365,391.80x = 1,156,596,230,087,047.50
  5. Step 5: Solve for x
    x = 1,156,596,230,087,047.50/38,365,391.80
  6. Step 6: Final answer
    x = 30,146,863.51

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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.