Home / 13,217,622.32-19,812,793.96-5,545,722.32

Finding the Fourth Proportional to 13,217,622.32, 19,812,793.96 and 5,545,722.32

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Solution

The fourth proportional to 13,217,622.32, 19,812,793.96 and 5,545,722.32 is: 8,312,860.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,217,622.32 : 19,812,793.96 = 5,545,722.32 : x
  2. Step 2: Convert to fraction form
    13,217,622.32/19,812,793.96 = 5,545,722.32/x
  3. Step 3: Cross multiply
    13,217,622.32x = 19,812,793.96 × 5,545,722.32
  4. Step 4: Simplify right side
    13,217,622.32x = 109,876,253,685,533.20
  5. Step 5: Solve for x
    x = 109,876,253,685,533.20/13,217,622.32
  6. Step 6: Final answer
    x = 8,312,860.74

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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.