Home / 6,443,667.79-9,652,446.51-2,980,485.25

Finding the Fourth Proportional to 6,443,667.79, 9,652,446.51 and 2,980,485.25

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Solution

The fourth proportional to 6,443,667.79, 9,652,446.51 and 2,980,485.25 is: 4,464,689.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,443,667.79 : 9,652,446.51 = 2,980,485.25 : x
  2. Step 2: Convert to fraction form
    6,443,667.79/9,652,446.51 = 2,980,485.25/x
  3. Step 3: Cross multiply
    6,443,667.79x = 9,652,446.51 × 2,980,485.25
  4. Step 4: Simplify right side
    6,443,667.79x = 28,768,974,449,468.98
  5. Step 5: Solve for x
    x = 28,768,974,449,468.98/6,443,667.79
  6. Step 6: Final answer
    x = 4,464,689.27

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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.