Home / 18,828,205.65-25,981,497.86-10,566,672.36

Finding the Fourth Proportional to 18,828,205.65, 25,981,497.86 and 10,566,672.36

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Solution

The fourth proportional to 18,828,205.65, 25,981,497.86 and 10,566,672.36 is: 14,581,207.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,828,205.65 : 25,981,497.86 = 10,566,672.36 : x
  2. Step 2: Convert to fraction form
    18,828,205.65/25,981,497.86 = 10,566,672.36/x
  3. Step 3: Cross multiply
    18,828,205.65x = 25,981,497.86 × 10,566,672.36
  4. Step 4: Simplify right side
    18,828,205.65x = 274,537,975,308,661.12
  5. Step 5: Solve for x
    x = 274,537,975,308,661.12/18,828,205.65
  6. Step 6: Final answer
    x = 14,581,207.60

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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.