Home / 15,274,263.84-21,079,240.77-9,474,914.13

Finding the Fourth Proportional to 15,274,263.84, 21,079,240.77 and 9,474,914.13

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Solution

The fourth proportional to 15,274,263.84, 21,079,240.77 and 9,474,914.13 is: 13,075,850.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,274,263.84 : 21,079,240.77 = 9,474,914.13 : x
  2. Step 2: Convert to fraction form
    15,274,263.84/21,079,240.77 = 9,474,914.13/x
  3. Step 3: Cross multiply
    15,274,263.84x = 21,079,240.77 × 9,474,914.13
  4. Step 4: Simplify right side
    15,274,263.84x = 199,723,996,221,345.09
  5. Step 5: Solve for x
    x = 199,723,996,221,345.09/15,274,263.84
  6. Step 6: Final answer
    x = 13,075,850.88

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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.