Home / 8,689,216.40-13,033,759.80-2,623,936.40

Finding the Fourth Proportional to 8,689,216.40, 13,033,759.80 and 2,623,936.40

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Solution

The fourth proportional to 8,689,216.40, 13,033,759.80 and 2,623,936.40 is: 3,935,885.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,689,216.40 : 13,033,759.80 = 2,623,936.40 : x
  2. Step 2: Convert to fraction form
    8,689,216.40/13,033,759.80 = 2,623,936.40/x
  3. Step 3: Cross multiply
    8,689,216.40x = 13,033,759.80 × 2,623,936.40
  4. Step 4: Simplify right side
    8,689,216.40x = 34,199,756,768,076.72
  5. Step 5: Solve for x
    x = 34,199,756,768,076.72/8,689,216.40
  6. Step 6: Final answer
    x = 3,935,885.03

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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.