Home / 38,367,180.77-52,946,084.97-20,963,152.62

Finding the Fourth Proportional to 38,367,180.77, 52,946,084.97 and 20,963,152.62

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Solution

The fourth proportional to 38,367,180.77, 52,946,084.97 and 20,963,152.62 is: 28,928,809.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,367,180.77 : 52,946,084.97 = 20,963,152.62 : x
  2. Step 2: Convert to fraction form
    38,367,180.77/52,946,084.97 = 20,963,152.62/x
  3. Step 3: Cross multiply
    38,367,180.77x = 52,946,084.97 × 20,963,152.62
  4. Step 4: Simplify right side
    38,367,180.77x = 1,109,916,859,857,598.12
  5. Step 5: Solve for x
    x = 1,109,916,859,857,598.12/38,367,180.77
  6. Step 6: Final answer
    x = 28,928,809.41

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Double scale
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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.