Home / 38,241,868.51-57,362,731.06-11,982,714.63

Finding the Fourth Proportional to 38,241,868.51, 57,362,731.06 and 11,982,714.63

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Solution

The fourth proportional to 38,241,868.51, 57,362,731.06 and 11,982,714.63 is: 17,974,049.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,241,868.51 : 57,362,731.06 = 11,982,714.63 : x
  2. Step 2: Convert to fraction form
    38,241,868.51/57,362,731.06 = 11,982,714.63/x
  3. Step 3: Cross multiply
    38,241,868.51x = 57,362,731.06 × 11,982,714.63
  4. Step 4: Simplify right side
    38,241,868.51x = 687,361,236,689,417.50
  5. Step 5: Solve for x
    x = 687,361,236,689,417.50/38,241,868.51
  6. Step 6: Final answer
    x = 17,974,049.48

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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.