Home / 20,883,227.60-31,324,841.40-19,466,051.60

Finding the Fourth Proportional to 20,883,227.60, 31,324,841.40 and 19,466,051.60

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Solution

The fourth proportional to 20,883,227.60, 31,324,841.40 and 19,466,051.60 is: 29,199,077.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,883,227.60 : 31,324,841.40 = 19,466,051.60 : x
  2. Step 2: Convert to fraction form
    20,883,227.60/31,324,841.40 = 19,466,051.60/x
  3. Step 3: Cross multiply
    20,883,227.60x = 31,324,841.40 × 19,466,051.60
  4. Step 4: Simplify right side
    20,883,227.60x = 609,770,979,054,216.25
  5. Step 5: Solve for x
    x = 609,770,979,054,216.25/20,883,227.60
  6. Step 6: Final answer
    x = 29,199,077.40

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1.5x scale

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.