Home / 57,029,999.60-85,544,999.40-18,692,764.40

Finding the Fourth Proportional to 57,029,999.60, 85,544,999.40 and 18,692,764.40

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Solution

The fourth proportional to 57,029,999.60, 85,544,999.40 and 18,692,764.40 is: 28,039,146.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,029,999.60 : 85,544,999.40 = 18,692,764.40 : x
  2. Step 2: Convert to fraction form
    57,029,999.60/85,544,999.40 = 18,692,764.40/x
  3. Step 3: Cross multiply
    57,029,999.60x = 85,544,999.40 × 18,692,764.40
  4. Step 4: Simplify right side
    57,029,999.60x = 1,599,072,519,382,341.25
  5. Step 5: Solve for x
    x = 1,599,072,519,382,341.25/57,029,999.60
  6. Step 6: Final answer
    x = 28,039,146.60

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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.