Home / 27,492,448.49-37,938,917.17-15,269,315.21

Finding the Fourth Proportional to 27,492,448.49, 37,938,917.17 and 15,269,315.21

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Solution

The fourth proportional to 27,492,448.49, 37,938,917.17 and 15,269,315.21 is: 21,071,287.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,492,448.49 : 37,938,917.17 = 15,269,315.21 : x
  2. Step 2: Convert to fraction form
    27,492,448.49/37,938,917.17 = 15,269,315.21/x
  3. Step 3: Cross multiply
    27,492,448.49x = 37,938,917.17 × 15,269,315.21
  4. Step 4: Simplify right side
    27,492,448.49x = 579,301,284,966,474.12
  5. Step 5: Solve for x
    x = 579,301,284,966,474.12/27,492,448.49
  6. Step 6: Final answer
    x = 21,071,287.46

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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.