Home / 18,071,315.73-27,117,744.77-6,557,681.43

Finding the Fourth Proportional to 18,071,315.73, 27,117,744.77 and 6,557,681.43

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Solution

The fourth proportional to 18,071,315.73, 27,117,744.77 and 6,557,681.43 is: 9,840,430.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,071,315.73 : 27,117,744.77 = 6,557,681.43 : x
  2. Step 2: Convert to fraction form
    18,071,315.73/27,117,744.77 = 6,557,681.43/x
  3. Step 3: Cross multiply
    18,071,315.73x = 27,117,744.77 × 6,557,681.43
  4. Step 4: Simplify right side
    18,071,315.73x = 177,829,531,318,102.81
  5. Step 5: Solve for x
    x = 177,829,531,318,102.81/18,071,315.73
  6. Step 6: Final answer
    x = 9,840,430.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.