Home / 38,583,654.57-53,245,233.09-21,180,295.89

Finding the Fourth Proportional to 38,583,654.57, 53,245,233.09 and 21,180,295.89

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Solution

The fourth proportional to 38,583,654.57, 53,245,233.09 and 21,180,295.89 is: 29,228,692.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,583,654.57 : 53,245,233.09 = 21,180,295.89 : x
  2. Step 2: Convert to fraction form
    38,583,654.57/53,245,233.09 = 21,180,295.89/x
  3. Step 3: Cross multiply
    38,583,654.57x = 53,245,233.09 × 21,180,295.89
  4. Step 4: Simplify right side
    38,583,654.57x = 1,127,749,791,578,219
  5. Step 5: Solve for x
    x = 1,127,749,791,578,219/38,583,654.57
  6. Step 6: Final answer
    x = 29,228,692.93

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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.