Home / 8,979,193.20-13,477,246.20-4,722,416.40

Finding the Fourth Proportional to 8,979,193.20, 13,477,246.20 and 4,722,416.40

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Solution

The fourth proportional to 8,979,193.20, 13,477,246.20 and 4,722,416.40 is: 7,088,072.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,979,193.20 : 13,477,246.20 = 4,722,416.40 : x
  2. Step 2: Convert to fraction form
    8,979,193.20/13,477,246.20 = 4,722,416.40/x
  3. Step 3: Cross multiply
    8,979,193.20x = 13,477,246.20 × 4,722,416.40
  4. Step 4: Simplify right side
    8,979,193.20x = 63,645,168,481,717.68
  5. Step 5: Solve for x
    x = 63,645,168,481,717.68/8,979,193.20
  6. Step 6: Final answer
    x = 7,088,072.06

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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.