Home / 10,455,533.40-15,684,077.70-3,723,072.60

Finding the Fourth Proportional to 10,455,533.40, 15,684,077.70 and 3,723,072.60

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Solution

The fourth proportional to 10,455,533.40, 15,684,077.70 and 3,723,072.60 is: 5,584,885.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,455,533.40 : 15,684,077.70 = 3,723,072.60 : x
  2. Step 2: Convert to fraction form
    10,455,533.40/15,684,077.70 = 3,723,072.60/x
  3. Step 3: Cross multiply
    10,455,533.40x = 15,684,077.70 × 3,723,072.60
  4. Step 4: Simplify right side
    10,455,533.40x = 58,392,959,941,141.02
  5. Step 5: Solve for x
    x = 58,392,959,941,141.02/10,455,533.40
  6. Step 6: Final answer
    x = 5,584,885.79

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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.