Home / 11,078,486-16,624,994.96-3,889,834.80

Finding the Fourth Proportional to 11,078,486, 16,624,994.96 and 3,889,834.80

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Solution

The fourth proportional to 11,078,486, 16,624,994.96 and 3,889,834.80 is: 5,837,303.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,078,486 : 16,624,994.96 = 3,889,834.80 : x
  2. Step 2: Convert to fraction form
    11,078,486/16,624,994.96 = 3,889,834.80/x
  3. Step 3: Cross multiply
    11,078,486x = 16,624,994.96 × 3,889,834.80
  4. Step 4: Simplify right side
    11,078,486x = 64,668,483,945,232.61
  5. Step 5: Solve for x
    x = 64,668,483,945,232.61/11,078,486
  6. Step 6: Final answer
    x = 5,837,303.40

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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.