Home / 19,382,172.21-26,747,400.02-11,238,134.13

Finding the Fourth Proportional to 19,382,172.21, 26,747,400.02 and 11,238,134.13

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Solution

The fourth proportional to 19,382,172.21, 26,747,400.02 and 11,238,134.13 is: 15,508,626.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,382,172.21 : 26,747,400.02 = 11,238,134.13 : x
  2. Step 2: Convert to fraction form
    19,382,172.21/26,747,400.02 = 11,238,134.13/x
  3. Step 3: Cross multiply
    19,382,172.21x = 26,747,400.02 × 11,238,134.13
  4. Step 4: Simplify right side
    19,382,172.21x = 300,590,868,997,334.06
  5. Step 5: Solve for x
    x = 300,590,868,997,334.06/19,382,172.21
  6. Step 6: Final answer
    x = 15,508,626.47

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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.