Home / 7,340,784.70-11,011,177.05-4,789,867.90

Finding the Fourth Proportional to 7,340,784.70, 11,011,177.05 and 4,789,867.90

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Solution

The fourth proportional to 7,340,784.70, 11,011,177.05 and 4,789,867.90 is: 7,184,801.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340,784.70 : 11,011,177.05 = 4,789,867.90 : x
  2. Step 2: Convert to fraction form
    7,340,784.70/11,011,177.05 = 4,789,867.90/x
  3. Step 3: Cross multiply
    7,340,784.70x = 11,011,177.05 × 4,789,867.90
  4. Step 4: Simplify right side
    7,340,784.70x = 52,742,083,493,011.70
  5. Step 5: Solve for x
    x = 52,742,083,493,011.70/7,340,784.70
  6. Step 6: Final answer
    x = 7,184,801.85

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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.