Home / 8,665,138.63-11,958,264.90-4,797,659.71

Finding the Fourth Proportional to 8,665,138.63, 11,958,264.90 and 4,797,659.71

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Solution

The fourth proportional to 8,665,138.63, 11,958,264.90 and 4,797,659.71 is: 6,620,977.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,665,138.63 : 11,958,264.90 = 4,797,659.71 : x
  2. Step 2: Convert to fraction form
    8,665,138.63/11,958,264.90 = 4,797,659.71/x
  3. Step 3: Cross multiply
    8,665,138.63x = 11,958,264.90 × 4,797,659.71
  4. Step 4: Simplify right side
    8,665,138.63x = 57,371,685,712,237.18
  5. Step 5: Solve for x
    x = 57,371,685,712,237.18/8,665,138.63
  6. Step 6: Final answer
    x = 6,620,977.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.