Home / 13,725,924.36-18,941,599.62-7,446,359.40

Finding the Fourth Proportional to 13,725,924.36, 18,941,599.62 and 7,446,359.40

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Solution

The fourth proportional to 13,725,924.36, 18,941,599.62 and 7,446,359.40 is: 10,275,880.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,725,924.36 : 18,941,599.62 = 7,446,359.40 : x
  2. Step 2: Convert to fraction form
    13,725,924.36/18,941,599.62 = 7,446,359.40/x
  3. Step 3: Cross multiply
    13,725,924.36x = 18,941,599.62 × 7,446,359.40
  4. Step 4: Simplify right side
    13,725,924.36x = 141,045,958,381,423.44
  5. Step 5: Solve for x
    x = 141,045,958,381,423.44/13,725,924.36
  6. Step 6: Final answer
    x = 10,275,880.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.