Home / 38,064,255-52,528,714.46-20,660,595.60

Finding the Fourth Proportional to 38,064,255, 52,528,714.46 and 20,660,595.60

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Solution

The fourth proportional to 38,064,255, 52,528,714.46 and 20,660,595.60 is: 28,511,645.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,064,255 : 52,528,714.46 = 20,660,595.60 : x
  2. Step 2: Convert to fraction form
    38,064,255/52,528,714.46 = 20,660,595.60/x
  3. Step 3: Cross multiply
    38,064,255x = 52,528,714.46 × 20,660,595.60
  4. Step 4: Simplify right side
    38,064,255x = 1,085,274,526,845,932.50
  5. Step 5: Solve for x
    x = 1,085,274,526,845,932.50/38,064,255
  6. Step 6: Final answer
    x = 28,511,645.03

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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.