Home / 14,268,567.80-21,393,748.02-9,405,259.76

Finding the Fourth Proportional to 14,268,567.80, 21,393,748.02 and 9,405,259.76

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Solution

The fourth proportional to 14,268,567.80, 21,393,748.02 and 9,405,259.76 is: 14,101,888.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,268,567.80 : 21,393,748.02 = 9,405,259.76 : x
  2. Step 2: Convert to fraction form
    14,268,567.80/21,393,748.02 = 9,405,259.76/x
  3. Step 3: Cross multiply
    14,268,567.80x = 21,393,748.02 × 9,405,259.76
  4. Step 4: Simplify right side
    14,268,567.80x = 201,213,757,368,085.66
  5. Step 5: Solve for x
    x = 201,213,757,368,085.66/14,268,567.80
  6. Step 6: Final answer
    x = 14,101,888.86

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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.