Home / 13,598,465.36-20,384,874.32-6,768,581.20

Finding the Fourth Proportional to 13,598,465.36, 20,384,874.32 and 6,768,581.20

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Solution

The fourth proportional to 13,598,465.36, 20,384,874.32 and 6,768,581.20 is: 10,146,488.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,598,465.36 : 20,384,874.32 = 6,768,581.20 : x
  2. Step 2: Convert to fraction form
    13,598,465.36/20,384,874.32 = 6,768,581.20/x
  3. Step 3: Cross multiply
    13,598,465.36x = 20,384,874.32 × 6,768,581.20
  4. Step 4: Simplify right side
    13,598,465.36x = 137,976,677,001,909.70
  5. Step 5: Solve for x
    x = 137,976,677,001,909.70/13,598,465.36
  6. Step 6: Final answer
    x = 10,146,488.84

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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.