Home / 13,233,220.34-18,259,702.17-8,271,076.52

Finding the Fourth Proportional to 13,233,220.34, 18,259,702.17 and 8,271,076.52

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Solution

The fourth proportional to 13,233,220.34, 18,259,702.17 and 8,271,076.52 is: 11,412,746.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,233,220.34 : 18,259,702.17 = 8,271,076.52 : x
  2. Step 2: Convert to fraction form
    13,233,220.34/18,259,702.17 = 8,271,076.52/x
  3. Step 3: Cross multiply
    13,233,220.34x = 18,259,702.17 × 8,271,076.52
  4. Step 4: Simplify right side
    13,233,220.34x = 151,027,393,880,480.06
  5. Step 5: Solve for x
    x = 151,027,393,880,480.06/13,233,220.34
  6. Step 6: Final answer
    x = 11,412,746.86

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1.5x scale

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.