Home / 15,274,268.46-21,079,247.15-9,474,918.75

Finding the Fourth Proportional to 15,274,268.46, 21,079,247.15 and 9,474,918.75

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Solution

The fourth proportional to 15,274,268.46, 21,079,247.15 and 9,474,918.75 is: 13,075,857.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,274,268.46 : 21,079,247.15 = 9,474,918.75 : x
  2. Step 2: Convert to fraction form
    15,274,268.46/21,079,247.15 = 9,474,918.75/x
  3. Step 3: Cross multiply
    15,274,268.46x = 21,079,247.15 × 9,474,918.75
  4. Step 4: Simplify right side
    15,274,268.46x = 199,724,154,081,106.34
  5. Step 5: Solve for x
    x = 199,724,154,081,106.34/15,274,268.46
  6. Step 6: Final answer
    x = 13,075,857.26

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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.