Home / 13,486,774.20-20,230,161.30-4,965,347.40

Finding the Fourth Proportional to 13,486,774.20, 20,230,161.30 and 4,965,347.40

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Solution

The fourth proportional to 13,486,774.20, 20,230,161.30 and 4,965,347.40 is: 7,448,021.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,486,774.20 : 20,230,161.30 = 4,965,347.40 : x
  2. Step 2: Convert to fraction form
    13,486,774.20/20,230,161.30 = 4,965,347.40/x
  3. Step 3: Cross multiply
    13,486,774.20x = 20,230,161.30 × 4,965,347.40
  4. Step 4: Simplify right side
    13,486,774.20x = 100,449,778,812,535.62
  5. Step 5: Solve for x
    x = 100,449,778,812,535.62/13,486,774.20
  6. Step 6: Final answer
    x = 7,448,021.10

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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.