Home / 18,963,447.47-28,445,185.03-4,586,529.11

Finding the Fourth Proportional to 18,963,447.47, 28,445,185.03 and 4,586,529.11

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Solution

The fourth proportional to 18,963,447.47, 28,445,185.03 and 4,586,529.11 is: 6,879,797.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,963,447.47 : 28,445,185.03 = 4,586,529.11 : x
  2. Step 2: Convert to fraction form
    18,963,447.47/28,445,185.03 = 4,586,529.11/x
  3. Step 3: Cross multiply
    18,963,447.47x = 28,445,185.03 × 4,586,529.11
  4. Step 4: Simplify right side
    18,963,447.47x = 130,464,669,025,738.98
  5. Step 5: Solve for x
    x = 130,464,669,025,738.98/18,963,447.47
  6. Step 6: Final answer
    x = 6,879,797.00

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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.