Home / 13,434,007.80-20,151,011.70-3,336,628.80

Finding the Fourth Proportional to 13,434,007.80, 20,151,011.70 and 3,336,628.80

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Solution

The fourth proportional to 13,434,007.80, 20,151,011.70 and 3,336,628.80 is: 5,004,943.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,434,007.80 : 20,151,011.70 = 3,336,628.80 : x
  2. Step 2: Convert to fraction form
    13,434,007.80/20,151,011.70 = 3,336,628.80/x
  3. Step 3: Cross multiply
    13,434,007.80x = 20,151,011.70 × 3,336,628.80
  4. Step 4: Simplify right side
    13,434,007.80x = 67,236,445,987,356.95
  5. Step 5: Solve for x
    x = 67,236,445,987,356.95/13,434,007.80
  6. Step 6: Final answer
    x = 5,004,943.20

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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.