Home / 14,254,681.70-21,382,022.55-14,042,105.30

Finding the Fourth Proportional to 14,254,681.70, 21,382,022.55 and 14,042,105.30

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Solution

The fourth proportional to 14,254,681.70, 21,382,022.55 and 14,042,105.30 is: 21,063,157.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,254,681.70 : 21,382,022.55 = 14,042,105.30 : x
  2. Step 2: Convert to fraction form
    14,254,681.70/21,382,022.55 = 14,042,105.30/x
  3. Step 3: Cross multiply
    14,254,681.70x = 21,382,022.55 × 14,042,105.30
  4. Step 4: Simplify right side
    14,254,681.70x = 300,248,612,174,074.56
  5. Step 5: Solve for x
    x = 300,248,612,174,074.56/14,254,681.70
  6. Step 6: Final answer
    x = 21,063,157.95

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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.