Home / 19,699,291.80-27,177,301.44-11,437,943.04

Finding the Fourth Proportional to 19,699,291.80, 27,177,301.44 and 11,437,943.04

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Solution

The fourth proportional to 19,699,291.80, 27,177,301.44 and 11,437,943.04 is: 15,779,878.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,699,291.80 : 27,177,301.44 = 11,437,943.04 : x
  2. Step 2: Convert to fraction form
    19,699,291.80/27,177,301.44 = 11,437,943.04/x
  3. Step 3: Cross multiply
    19,699,291.80x = 27,177,301.44 × 11,437,943.04
  4. Step 4: Simplify right side
    19,699,291.80x = 310,852,425,851,629.94
  5. Step 5: Solve for x
    x = 310,852,425,851,629.94/19,699,291.80
  6. Step 6: Final answer
    x = 15,779,878.23

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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.