Home / 58,305,564.76-87,391,086.74-21,890,729.82

Finding the Fourth Proportional to 58,305,564.76, 87,391,086.74 and 21,890,729.82

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Solution

The fourth proportional to 58,305,564.76, 87,391,086.74 and 21,890,729.82 is: 32,810,841.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,305,564.76 : 87,391,086.74 = 21,890,729.82 : x
  2. Step 2: Convert to fraction form
    58,305,564.76/87,391,086.74 = 21,890,729.82/x
  3. Step 3: Cross multiply
    58,305,564.76x = 87,391,086.74 × 21,890,729.82
  4. Step 4: Simplify right side
    58,305,564.76x = 1,913,054,668,501,524.50
  5. Step 5: Solve for x
    x = 1,913,054,668,501,524.50/58,305,564.76
  6. Step 6: Final answer
    x = 32,810,841.92

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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.