Home / 19,888,637.65-27,446,044.33-11,186,816.16

Finding the Fourth Proportional to 19,888,637.65, 27,446,044.33 and 11,186,816.16

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Solution

The fourth proportional to 19,888,637.65, 27,446,044.33 and 11,186,816.16 is: 15,437,651.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,888,637.65 : 27,446,044.33 = 11,186,816.16 : x
  2. Step 2: Convert to fraction form
    19,888,637.65/27,446,044.33 = 11,186,816.16/x
  3. Step 3: Cross multiply
    19,888,637.65x = 27,446,044.33 × 11,186,816.16
  4. Step 4: Simplify right side
    19,888,637.65x = 307,033,852,238,920.38
  5. Step 5: Solve for x
    x = 307,033,852,238,920.38/19,888,637.65
  6. Step 6: Final answer
    x = 15,437,651.27

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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.