Home / 8,400,828.80-12,601,243.20-8,032,246.40

Finding the Fourth Proportional to 8,400,828.80, 12,601,243.20 and 8,032,246.40

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Solution

The fourth proportional to 8,400,828.80, 12,601,243.20 and 8,032,246.40 is: 12,048,369.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,400,828.80 : 12,601,243.20 = 8,032,246.40 : x
  2. Step 2: Convert to fraction form
    8,400,828.80/12,601,243.20 = 8,032,246.40/x
  3. Step 3: Cross multiply
    8,400,828.80x = 12,601,243.20 × 8,032,246.40
  4. Step 4: Simplify right side
    8,400,828.80x = 101,216,290,328,724.48
  5. Step 5: Solve for x
    x = 101,216,290,328,724.48/8,400,828.80
  6. Step 6: Final answer
    x = 12,048,369.60

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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.