Home / 13,874,322.77-19,146,076.92-7,679,381.48

Finding the Fourth Proportional to 13,874,322.77, 19,146,076.92 and 7,679,381.48

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Solution

The fourth proportional to 13,874,322.77, 19,146,076.92 and 7,679,381.48 is: 10,597,276.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,874,322.77 : 19,146,076.92 = 7,679,381.48 : x
  2. Step 2: Convert to fraction form
    13,874,322.77/19,146,076.92 = 7,679,381.48/x
  3. Step 3: Cross multiply
    13,874,322.77x = 19,146,076.92 × 7,679,381.48
  4. Step 4: Simplify right side
    13,874,322.77x = 147,030,028,490,170.84
  5. Step 5: Solve for x
    x = 147,030,028,490,170.84/13,874,322.77
  6. Step 6: Final answer
    x = 10,597,276.06

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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.