Home / 8,789,475.20-13,184,212.80-6,238,558.40

Finding the Fourth Proportional to 8,789,475.20, 13,184,212.80 and 6,238,558.40

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Solution

The fourth proportional to 8,789,475.20, 13,184,212.80 and 6,238,558.40 is: 9,357,837.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,789,475.20 : 13,184,212.80 = 6,238,558.40 : x
  2. Step 2: Convert to fraction form
    8,789,475.20/13,184,212.80 = 6,238,558.40/x
  3. Step 3: Cross multiply
    8,789,475.20x = 13,184,212.80 × 6,238,558.40
  4. Step 4: Simplify right side
    8,789,475.20x = 82,250,481,510,827.53
  5. Step 5: Solve for x
    x = 82,250,481,510,827.53/8,789,475.20
  6. Step 6: Final answer
    x = 9,357,837.60

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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.