Home / 6,239,382.60-9,345,077.10-5,119,638.60

Finding the Fourth Proportional to 6,239,382.60, 9,345,077.10 and 5,119,638.60

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Solution

The fourth proportional to 6,239,382.60, 9,345,077.10 and 5,119,638.60 is: 7,667,973.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,239,382.60 : 9,345,077.10 = 5,119,638.60 : x
  2. Step 2: Convert to fraction form
    6,239,382.60/9,345,077.10 = 5,119,638.60/x
  3. Step 3: Cross multiply
    6,239,382.60x = 9,345,077.10 × 5,119,638.60
  4. Step 4: Simplify right side
    6,239,382.60x = 47,843,417,441,136.05
  5. Step 5: Solve for x
    x = 47,843,417,441,136.05/6,239,382.60
  6. Step 6: Final answer
    x = 7,667,973.02

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1.5x scale

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.