Home / 7,867,529.60-11,803,394.52-2,819,350.40

Finding the Fourth Proportional to 7,867,529.60, 11,803,394.52 and 2,819,350.40

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Solution

The fourth proportional to 7,867,529.60, 11,803,394.52 and 2,819,350.40 is: 4,229,778.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,867,529.60 : 11,803,394.52 = 2,819,350.40 : x
  2. Step 2: Convert to fraction form
    7,867,529.60/11,803,394.52 = 2,819,350.40/x
  3. Step 3: Cross multiply
    7,867,529.60x = 11,803,394.52 × 2,819,350.40
  4. Step 4: Simplify right side
    7,867,529.60x = 33,277,905,002,302.84
  5. Step 5: Solve for x
    x = 33,277,905,002,302.84/7,867,529.60
  6. Step 6: Final answer
    x = 4,229,778.18

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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.