Home / 7,182,077.60-10,774,671.60-2,133,898.40

Finding the Fourth Proportional to 7,182,077.60, 10,774,671.60 and 2,133,898.40

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Solution

The fourth proportional to 7,182,077.60, 10,774,671.60 and 2,133,898.40 is: 3,201,309.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,182,077.60 : 10,774,671.60 = 2,133,898.40 : x
  2. Step 2: Convert to fraction form
    7,182,077.60/10,774,671.60 = 2,133,898.40/x
  3. Step 3: Cross multiply
    7,182,077.60x = 10,774,671.60 × 2,133,898.40
  4. Step 4: Simplify right side
    7,182,077.60x = 22,992,054,487,765.44
  5. Step 5: Solve for x
    x = 22,992,054,487,765.44/7,182,077.60
  6. Step 6: Final answer
    x = 3,201,309.67

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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.