Home / 11,485,585.28-15,850,812-6,328,948.16

Finding the Fourth Proportional to 11,485,585.28, 15,850,812 and 6,328,948.16

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Solution

The fourth proportional to 11,485,585.28, 15,850,812 and 6,328,948.16 is: 8,734,336.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,485,585.28 : 15,850,812 = 6,328,948.16 : x
  2. Step 2: Convert to fraction form
    11,485,585.28/15,850,812 = 6,328,948.16/x
  3. Step 3: Cross multiply
    11,485,585.28x = 15,850,812 × 6,328,948.16
  4. Step 4: Simplify right side
    11,485,585.28x = 100,318,967,441,905.92
  5. Step 5: Solve for x
    x = 100,318,967,441,905.92/11,485,585.28
  6. Step 6: Final answer
    x = 8,734,336.56

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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.