Home / 14,873,403-20,525,296.46-8,434,875

Finding the Fourth Proportional to 14,873,403, 20,525,296.46 and 8,434,875

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Solution

The fourth proportional to 14,873,403, 20,525,296.46 and 8,434,875 is: 11,640,127.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,873,403 : 20,525,296.46 = 8,434,875 : x
  2. Step 2: Convert to fraction form
    14,873,403/20,525,296.46 = 8,434,875/x
  3. Step 3: Cross multiply
    14,873,403x = 20,525,296.46 × 8,434,875
  4. Step 4: Simplify right side
    14,873,403x = 173,128,309,978,042.50
  5. Step 5: Solve for x
    x = 173,128,309,978,042.50/14,873,403
  6. Step 6: Final answer
    x = 11,640,127.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.