Home / 20,503,537.30-30,752,973.15-5,358,999.70

Finding the Fourth Proportional to 20,503,537.30, 30,752,973.15 and 5,358,999.70

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Solution

The fourth proportional to 20,503,537.30, 30,752,973.15 and 5,358,999.70 is: 8,037,889.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,503,537.30 : 30,752,973.15 = 5,358,999.70 : x
  2. Step 2: Convert to fraction form
    20,503,537.30/30,752,973.15 = 5,358,999.70/x
  3. Step 3: Cross multiply
    20,503,537.30x = 30,752,973.15 × 5,358,999.70
  4. Step 4: Simplify right side
    20,503,537.30x = 164,805,173,884,958.06
  5. Step 5: Solve for x
    x = 164,805,173,884,958.06/20,503,537.30
  6. Step 6: Final answer
    x = 8,037,889.83

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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.