Home / 8,857,216.40-13,285,824.60-3,178,014.80

Finding the Fourth Proportional to 8,857,216.40, 13,285,824.60 and 3,178,014.80

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Solution

The fourth proportional to 8,857,216.40, 13,285,824.60 and 3,178,014.80 is: 4,767,022.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,857,216.40 : 13,285,824.60 = 3,178,014.80 : x
  2. Step 2: Convert to fraction form
    8,857,216.40/13,285,824.60 = 3,178,014.80/x
  3. Step 3: Cross multiply
    8,857,216.40x = 13,285,824.60 × 3,178,014.80
  4. Step 4: Simplify right side
    8,857,216.40x = 42,222,547,209,004.08
  5. Step 5: Solve for x
    x = 42,222,547,209,004.08/8,857,216.40
  6. Step 6: Final answer
    x = 4,767,022.20

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Similar ratio
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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.