Home / 8,725,859.52-12,042,182.64-5,242,263.92

Finding the Fourth Proportional to 8,725,859.52, 12,042,182.64 and 5,242,263.92

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Solution

The fourth proportional to 8,725,859.52, 12,042,182.64 and 5,242,263.92 is: 7,234,622.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,725,859.52 : 12,042,182.64 = 5,242,263.92 : x
  2. Step 2: Convert to fraction form
    8,725,859.52/12,042,182.64 = 5,242,263.92/x
  3. Step 3: Cross multiply
    8,725,859.52x = 12,042,182.64 × 5,242,263.92
  4. Step 4: Simplify right side
    8,725,859.52x = 63,128,299,571,722.35
  5. Step 5: Solve for x
    x = 63,128,299,571,722.35/8,725,859.52
  6. Step 6: Final answer
    x = 7,234,622.50

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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.