Home / 25,774,679.16-38,609,798.04-11,921,949

Finding the Fourth Proportional to 25,774,679.16, 38,609,798.04 and 11,921,949

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Solution

The fourth proportional to 25,774,679.16, 38,609,798.04 and 11,921,949 is: 17,858,769.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,774,679.16 : 38,609,798.04 = 11,921,949 : x
  2. Step 2: Convert to fraction form
    25,774,679.16/38,609,798.04 = 11,921,949/x
  3. Step 3: Cross multiply
    25,774,679.16x = 38,609,798.04 × 11,921,949
  4. Step 4: Simplify right side
    25,774,679.16x = 460,304,043,133,179.94
  5. Step 5: Solve for x
    x = 460,304,043,133,179.94/25,774,679.16
  6. Step 6: Final answer
    x = 17,858,769.08

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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.