Home / 34,140,828.30-51,211,242.45-31,873,346.70

Finding the Fourth Proportional to 34,140,828.30, 51,211,242.45 and 31,873,346.70

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Solution

The fourth proportional to 34,140,828.30, 51,211,242.45 and 31,873,346.70 is: 47,810,020.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,140,828.30 : 51,211,242.45 = 31,873,346.70 : x
  2. Step 2: Convert to fraction form
    34,140,828.30/51,211,242.45 = 31,873,346.70/x
  3. Step 3: Cross multiply
    34,140,828.30x = 51,211,242.45 × 31,873,346.70
  4. Step 4: Simplify right side
    34,140,828.30x = 1,632,273,685,546,607.50
  5. Step 5: Solve for x
    x = 1,632,273,685,546,607.50/34,140,828.30
  6. Step 6: Final answer
    x = 47,810,020.05

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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.