Home / 8,939,496-12,334,353.12-5,268,558.72

Finding the Fourth Proportional to 8,939,496, 12,334,353.12 and 5,268,558.72

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Solution

The fourth proportional to 8,939,496, 12,334,353.12 and 5,268,558.72 is: 7,269,343.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,939,496 : 12,334,353.12 = 5,268,558.72 : x
  2. Step 2: Convert to fraction form
    8,939,496/12,334,353.12 = 5,268,558.72/x
  3. Step 3: Cross multiply
    8,939,496x = 12,334,353.12 × 5,268,558.72
  4. Step 4: Simplify right side
    8,939,496x = 64,984,263,685,935.20
  5. Step 5: Solve for x
    x = 64,984,263,685,935.20/8,939,496
  6. Step 6: Final answer
    x = 7,269,343.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.