Home / 10,251,754.40-15,376,465.20-2,679,485.60

Finding the Fourth Proportional to 10,251,754.40, 15,376,465.20 and 2,679,485.60

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Solution

The fourth proportional to 10,251,754.40, 15,376,465.20 and 2,679,485.60 is: 4,018,923.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,251,754.40 : 15,376,465.20 = 2,679,485.60 : x
  2. Step 2: Convert to fraction form
    10,251,754.40/15,376,465.20 = 2,679,485.60/x
  3. Step 3: Cross multiply
    10,251,754.40x = 15,376,465.20 × 2,679,485.60
  4. Step 4: Simplify right side
    10,251,754.40x = 41,201,017,082,301.12
  5. Step 5: Solve for x
    x = 41,201,017,082,301.12/10,251,754.40
  6. Step 6: Final answer
    x = 4,018,923.54

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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.