Home / 25,819,459.83-38,722,735.67-7,620,042.87

Finding the Fourth Proportional to 25,819,459.83, 38,722,735.67 and 7,620,042.87

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Solution

The fourth proportional to 25,819,459.83, 38,722,735.67 and 7,620,042.87 is: 11,428,159.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,819,459.83 : 38,722,735.67 = 7,620,042.87 : x
  2. Step 2: Convert to fraction form
    25,819,459.83/38,722,735.67 = 7,620,042.87/x
  3. Step 3: Cross multiply
    25,819,459.83x = 38,722,735.67 × 7,620,042.87
  4. Step 4: Simplify right side
    25,819,459.83x = 295,068,905,810,977.94
  5. Step 5: Solve for x
    x = 295,068,905,810,977.94/25,819,459.83
  6. Step 6: Final answer
    x = 11,428,159.53

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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.