Home / 6,443,667.54-9,652,446.12-2,980,485

Finding the Fourth Proportional to 6,443,667.54, 9,652,446.12 and 2,980,485

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Solution

The fourth proportional to 6,443,667.54, 9,652,446.12 and 2,980,485 is: 4,464,688.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,443,667.54 : 9,652,446.12 = 2,980,485 : x
  2. Step 2: Convert to fraction form
    6,443,667.54/9,652,446.12 = 2,980,485/x
  3. Step 3: Cross multiply
    6,443,667.54x = 9,652,446.12 × 2,980,485
  4. Step 4: Simplify right side
    6,443,667.54x = 28,768,970,873,968.20
  5. Step 5: Solve for x
    x = 28,768,970,873,968.20/6,443,667.54
  6. Step 6: Final answer
    x = 4,464,688.89

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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.