Home / 19,813,895.82-27,343,374.30-11,111,881.62

Finding the Fourth Proportional to 19,813,895.82, 27,343,374.30 and 11,111,881.62

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Solution

The fourth proportional to 19,813,895.82, 27,343,374.30 and 11,111,881.62 is: 15,334,507.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,813,895.82 : 27,343,374.30 = 11,111,881.62 : x
  2. Step 2: Convert to fraction form
    19,813,895.82/27,343,374.30 = 11,111,881.62/x
  3. Step 3: Cross multiply
    19,813,895.82x = 27,343,374.30 × 11,111,881.62
  4. Step 4: Simplify right side
    19,813,895.82x = 303,836,338,312,950.38
  5. Step 5: Solve for x
    x = 303,836,338,312,950.38/19,813,895.82
  6. Step 6: Final answer
    x = 15,334,507.71

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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.