Home / 18,963,385.56-28,449,604.62-6,183,905.40

Finding the Fourth Proportional to 18,963,385.56, 28,449,604.62 and 6,183,905.40

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Solution

The fourth proportional to 18,963,385.56, 28,449,604.62 and 6,183,905.40 is: 9,277,334.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,963,385.56 : 28,449,604.62 = 6,183,905.40 : x
  2. Step 2: Convert to fraction form
    18,963,385.56/28,449,604.62 = 6,183,905.40/x
  3. Step 3: Cross multiply
    18,963,385.56x = 28,449,604.62 × 6,183,905.40
  4. Step 4: Simplify right side
    18,963,385.56x = 175,929,663,637,482.97
  5. Step 5: Solve for x
    x = 175,929,663,637,482.97/18,963,385.56
  6. Step 6: Final answer
    x = 9,277,334.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.