Home / 56,129,914.40-84,197,889.77-17,794,417.86

Finding the Fourth Proportional to 56,129,914.40, 84,197,889.77 and 17,794,417.86

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Solution

The fourth proportional to 56,129,914.40, 84,197,889.77 and 17,794,417.86 is: 26,692,583.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,129,914.40 : 84,197,889.77 = 17,794,417.86 : x
  2. Step 2: Convert to fraction form
    56,129,914.40/84,197,889.77 = 17,794,417.86/x
  3. Step 3: Cross multiply
    56,129,914.40x = 84,197,889.77 × 17,794,417.86
  4. Step 4: Simplify right side
    56,129,914.40x = 1,498,252,433,408,627.25
  5. Step 5: Solve for x
    x = 1,498,252,433,408,627.25/56,129,914.40
  6. Step 6: Final answer
    x = 26,692,583.62

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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.