Home / 19,696,358.89-27,183,281.57-16,382,807.65

Finding the Fourth Proportional to 19,696,358.89, 27,183,281.57 and 16,382,807.65

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Solution

The fourth proportional to 19,696,358.89, 27,183,281.57 and 16,382,807.65 is: 22,610,192.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,696,358.89 : 27,183,281.57 = 16,382,807.65 : x
  2. Step 2: Convert to fraction form
    19,696,358.89/27,183,281.57 = 16,382,807.65/x
  3. Step 3: Cross multiply
    19,696,358.89x = 27,183,281.57 × 16,382,807.65
  4. Step 4: Simplify right side
    19,696,358.89x = 445,338,473,257,100
  5. Step 5: Solve for x
    x = 445,338,473,257,100/19,696,358.89
  6. Step 6: Final answer
    x = 22,610,192.87

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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.