Home / 13,027,820.80-19,541,897.40-3,443,116.48

Finding the Fourth Proportional to 13,027,820.80, 19,541,897.40 and 3,443,116.48

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Solution

The fourth proportional to 13,027,820.80, 19,541,897.40 and 3,443,116.48 is: 5,164,718.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,027,820.80 : 19,541,897.40 = 3,443,116.48 : x
  2. Step 2: Convert to fraction form
    13,027,820.80/19,541,897.40 = 3,443,116.48/x
  3. Step 3: Cross multiply
    13,027,820.80x = 19,541,897.40 × 3,443,116.48
  4. Step 4: Simplify right side
    13,027,820.80x = 67,285,028,988,409.15
  5. Step 5: Solve for x
    x = 67,285,028,988,409.15/13,027,820.80
  6. Step 6: Final answer
    x = 5,164,718.64

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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.