Home / 20,883,558.60-31,325,337.90-19,466,382.60

Finding the Fourth Proportional to 20,883,558.60, 31,325,337.90 and 19,466,382.60

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Solution

The fourth proportional to 20,883,558.60, 31,325,337.90 and 19,466,382.60 is: 29,199,573.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,883,558.60 : 31,325,337.90 = 19,466,382.60 : x
  2. Step 2: Convert to fraction form
    20,883,558.60/31,325,337.90 = 19,466,382.60/x
  3. Step 3: Cross multiply
    20,883,558.60x = 31,325,337.90 × 19,466,382.60
  4. Step 4: Simplify right side
    20,883,558.60x = 609,791,012,635,680.50
  5. Step 5: Solve for x
    x = 609,791,012,635,680.50/20,883,558.60
  6. Step 6: Final answer
    x = 29,199,573.90

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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.