Home / 19,859,160.96-29,833,583.85-11,777,437.40

Finding the Fourth Proportional to 19,859,160.96, 29,833,583.85 and 11,777,437.40

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Solution

The fourth proportional to 19,859,160.96, 29,833,583.85 and 11,777,437.40 is: 17,692,749.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,859,160.96 : 29,833,583.85 = 11,777,437.40 : x
  2. Step 2: Convert to fraction form
    19,859,160.96/29,833,583.85 = 11,777,437.40/x
  3. Step 3: Cross multiply
    19,859,160.96x = 29,833,583.85 × 11,777,437.40
  4. Step 4: Simplify right side
    19,859,160.96x = 351,363,166,061,858.06
  5. Step 5: Solve for x
    x = 351,363,166,061,858.06/19,859,160.96
  6. Step 6: Final answer
    x = 17,692,749.80

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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.