Home / 38,367,188.64-52,946,095.84-20,963,160.50

Finding the Fourth Proportional to 38,367,188.64, 52,946,095.84 and 20,963,160.50

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Solution

The fourth proportional to 38,367,188.64, 52,946,095.84 and 20,963,160.50 is: 28,928,820.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,367,188.64 : 52,946,095.84 = 20,963,160.50 : x
  2. Step 2: Convert to fraction form
    38,367,188.64/52,946,095.84 = 20,963,160.50/x
  3. Step 3: Cross multiply
    38,367,188.64x = 52,946,095.84 × 20,963,160.50
  4. Step 4: Simplify right side
    38,367,188.64x = 1,109,917,504,625,164
  5. Step 5: Solve for x
    x = 1,109,917,504,625,164/38,367,188.64
  6. Step 6: Final answer
    x = 28,928,820.28

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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.