Home / 13,786,266.40-20,680,321.20-4,688,231.20

Finding the Fourth Proportional to 13,786,266.40, 20,680,321.20 and 4,688,231.20

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Solution

The fourth proportional to 13,786,266.40, 20,680,321.20 and 4,688,231.20 is: 7,032,660.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,786,266.40 : 20,680,321.20 = 4,688,231.20 : x
  2. Step 2: Convert to fraction form
    13,786,266.40/20,680,321.20 = 4,688,231.20/x
  3. Step 3: Cross multiply
    13,786,266.40x = 20,680,321.20 × 4,688,231.20
  4. Step 4: Simplify right side
    13,786,266.40x = 96,954,127,075,861.44
  5. Step 5: Solve for x
    x = 96,954,127,075,861.44/13,786,266.40
  6. Step 6: Final answer
    x = 7,032,660.20

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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.