Home / 13,782,203.63-20,686,080.39-6,963,569.15

Finding the Fourth Proportional to 13,782,203.63, 20,686,080.39 and 6,963,569.15

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Solution

The fourth proportional to 13,782,203.63, 20,686,080.39 and 6,963,569.15 is: 10,451,808.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,782,203.63 : 20,686,080.39 = 6,963,569.15 : x
  2. Step 2: Convert to fraction form
    13,782,203.63/20,686,080.39 = 6,963,569.15/x
  3. Step 3: Cross multiply
    13,782,203.63x = 20,686,080.39 × 6,963,569.15
  4. Step 4: Simplify right side
    13,782,203.63x = 144,048,951,203,406.16
  5. Step 5: Solve for x
    x = 144,048,951,203,406.16/13,782,203.63
  6. Step 6: Final answer
    x = 10,451,808.37

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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.