Home / 14,286,318.10-19,715,267.46-7,760,075.20

Finding the Fourth Proportional to 14,286,318.10, 19,715,267.46 and 7,760,075.20

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Solution

The fourth proportional to 14,286,318.10, 19,715,267.46 and 7,760,075.20 is: 10,708,984.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,286,318.10 : 19,715,267.46 = 7,760,075.20 : x
  2. Step 2: Convert to fraction form
    14,286,318.10/19,715,267.46 = 7,760,075.20/x
  3. Step 3: Cross multiply
    14,286,318.10x = 19,715,267.46 × 7,760,075.20
  4. Step 4: Simplify right side
    14,286,318.10x = 152,991,958,057,525.09
  5. Step 5: Solve for x
    x = 152,991,958,057,525.09/14,286,318.10
  6. Step 6: Final answer
    x = 10,708,984.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.