Home / 14,409,555.55-21,607,834.94-7,120,173.38

Finding the Fourth Proportional to 14,409,555.55, 21,607,834.94 and 7,120,173.38

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Solution

The fourth proportional to 14,409,555.55, 21,607,834.94 and 7,120,173.38 is: 10,677,049.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,409,555.55 : 21,607,834.94 = 7,120,173.38 : x
  2. Step 2: Convert to fraction form
    14,409,555.55/21,607,834.94 = 7,120,173.38/x
  3. Step 3: Cross multiply
    14,409,555.55x = 21,607,834.94 × 7,120,173.38
  4. Step 4: Simplify right side
    14,409,555.55x = 153,851,531,048,983.16
  5. Step 5: Solve for x
    x = 153,851,531,048,983.16/14,409,555.55
  6. Step 6: Final answer
    x = 10,677,049.03

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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.