Home / 70,925,621.63-106,379,627.04-19,114,277.61

Finding the Fourth Proportional to 70,925,621.63, 106,379,627.04 and 19,114,277.61

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Solution

The fourth proportional to 70,925,621.63, 106,379,627.04 and 19,114,277.61 is: 28,669,043.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,925,621.63 : 106,379,627.04 = 19,114,277.61 : x
  2. Step 2: Convert to fraction form
    70,925,621.63/106,379,627.04 = 19,114,277.61/x
  3. Step 3: Cross multiply
    70,925,621.63x = 106,379,627.04 × 19,114,277.61
  4. Step 4: Simplify right side
    70,925,621.63x = 2,033,369,723,290,822.75
  5. Step 5: Solve for x
    x = 2,033,369,723,290,822.75/70,925,621.63
  6. Step 6: Final answer
    x = 28,669,043.38

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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.