Home / 18,756,979.64-25,884,075.96-10,384,722.54

Finding the Fourth Proportional to 18,756,979.64, 25,884,075.96 and 10,384,722.54

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Solution

The fourth proportional to 18,756,979.64, 25,884,075.96 and 10,384,722.54 is: 14,330,609.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,756,979.64 : 25,884,075.96 = 10,384,722.54 : x
  2. Step 2: Convert to fraction form
    18,756,979.64/25,884,075.96 = 10,384,722.54/x
  3. Step 3: Cross multiply
    18,756,979.64x = 25,884,075.96 × 10,384,722.54
  4. Step 4: Simplify right side
    18,756,979.64x = 268,798,947,048,884.12
  5. Step 5: Solve for x
    x = 268,798,947,048,884.12/18,756,979.64
  6. Step 6: Final answer
    x = 14,330,609.31

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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.