Home / 19,303,168.52-28,954,728.32-4,926,236.63

Finding the Fourth Proportional to 19,303,168.52, 28,954,728.32 and 4,926,236.63

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Solution

The fourth proportional to 19,303,168.52, 28,954,728.32 and 4,926,236.63 is: 7,389,348.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,303,168.52 : 28,954,728.32 = 4,926,236.63 : x
  2. Step 2: Convert to fraction form
    19,303,168.52/28,954,728.32 = 4,926,236.63/x
  3. Step 3: Cross multiply
    19,303,168.52x = 28,954,728.32 × 4,926,236.63
  4. Step 4: Simplify right side
    19,303,168.52x = 142,637,843,261,682.38
  5. Step 5: Solve for x
    x = 142,637,843,261,682.38/19,303,168.52
  6. Step 6: Final answer
    x = 7,389,348.70

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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.