Home / 11,784,867.65-17,678,048.64-3,698,162.46

Finding the Fourth Proportional to 11,784,867.65, 17,678,048.64 and 3,698,162.46

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Solution

The fourth proportional to 11,784,867.65, 17,678,048.64 and 3,698,162.46 is: 5,547,478.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,784,867.65 : 17,678,048.64 = 3,698,162.46 : x
  2. Step 2: Convert to fraction form
    11,784,867.65/17,678,048.64 = 3,698,162.46/x
  3. Step 3: Cross multiply
    11,784,867.65x = 17,678,048.64 × 3,698,162.46
  4. Step 4: Simplify right side
    11,784,867.65x = 65,376,295,846,502.05
  5. Step 5: Solve for x
    x = 65,376,295,846,502.05/11,784,867.65
  6. Step 6: Final answer
    x = 5,547,478.15

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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.