Home / 19,586,287.53-27,000,589.77-13,687,607.93

Finding the Fourth Proportional to 19,586,287.53, 27,000,589.77 and 13,687,607.93

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Solution

The fourth proportional to 19,586,287.53, 27,000,589.77 and 13,687,607.93 is: 18,868,991.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,586,287.53 : 27,000,589.77 = 13,687,607.93 : x
  2. Step 2: Convert to fraction form
    19,586,287.53/27,000,589.77 = 13,687,607.93/x
  3. Step 3: Cross multiply
    19,586,287.53x = 27,000,589.77 × 13,687,607.93
  4. Step 4: Simplify right side
    19,586,287.53x = 369,573,486,515,525.94
  5. Step 5: Solve for x
    x = 369,573,486,515,525.94/19,586,287.53
  6. Step 6: Final answer
    x = 18,868,991.17

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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.