Home / 38,080,305.40-52,550,883.66-20,676,684.28

Finding the Fourth Proportional to 38,080,305.40, 52,550,883.66 and 20,676,684.28

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Solution

The fourth proportional to 38,080,305.40, 52,550,883.66 and 20,676,684.28 is: 28,533,858.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,080,305.40 : 52,550,883.66 = 20,676,684.28 : x
  2. Step 2: Convert to fraction form
    38,080,305.40/52,550,883.66 = 20,676,684.28/x
  3. Step 3: Cross multiply
    38,080,305.40x = 52,550,883.66 × 20,676,684.28
  4. Step 4: Simplify right side
    38,080,305.40x = 1,086,578,030,072,830.88
  5. Step 5: Solve for x
    x = 1,086,578,030,072,830.88/38,080,305.40
  6. Step 6: Final answer
    x = 28,533,858.08

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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.