Home / 36,804,966.40-55,207,449.60-12,571,256.80

Finding the Fourth Proportional to 36,804,966.40, 55,207,449.60 and 12,571,256.80

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Solution

The fourth proportional to 36,804,966.40, 55,207,449.60 and 12,571,256.80 is: 18,856,885.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,804,966.40 : 55,207,449.60 = 12,571,256.80 : x
  2. Step 2: Convert to fraction form
    36,804,966.40/55,207,449.60 = 12,571,256.80/x
  3. Step 3: Cross multiply
    36,804,966.40x = 55,207,449.60 × 12,571,256.80
  4. Step 4: Simplify right side
    36,804,966.40x = 694,027,026,194,657.38
  5. Step 5: Solve for x
    x = 694,027,026,194,657.38/36,804,966.40
  6. Step 6: Final answer
    x = 18,856,885.20

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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.