Home / 10,364,170.80-15,540,424.20-3,974,631.60

Finding the Fourth Proportional to 10,364,170.80, 15,540,424.20 and 3,974,631.60

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Solution

The fourth proportional to 10,364,170.80, 15,540,424.20 and 3,974,631.60 is: 5,959,710.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,364,170.80 : 15,540,424.20 = 3,974,631.60 : x
  2. Step 2: Convert to fraction form
    10,364,170.80/15,540,424.20 = 3,974,631.60/x
  3. Step 3: Cross multiply
    10,364,170.80x = 15,540,424.20 × 3,974,631.60
  4. Step 4: Simplify right side
    10,364,170.80x = 61,767,461,102,724.72
  5. Step 5: Solve for x
    x = 61,767,461,102,724.72/10,364,170.80
  6. Step 6: Final answer
    x = 5,959,710.84

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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.