Home / 18,488,162.24-25,513,576.80-10,339,432.64

Finding the Fourth Proportional to 18,488,162.24, 25,513,576.80 and 10,339,432.64

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Solution

The fourth proportional to 18,488,162.24, 25,513,576.80 and 10,339,432.64 is: 14,268,368.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,488,162.24 : 25,513,576.80 = 10,339,432.64 : x
  2. Step 2: Convert to fraction form
    18,488,162.24/25,513,576.80 = 10,339,432.64/x
  3. Step 3: Cross multiply
    18,488,162.24x = 25,513,576.80 × 10,339,432.64
  4. Step 4: Simplify right side
    18,488,162.24x = 263,795,908,729,066.78
  5. Step 5: Solve for x
    x = 263,795,908,729,066.78/18,488,162.24
  6. Step 6: Final answer
    x = 14,268,368.34

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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.