Home / 8,655,415.48-12,984,304.38-3,605,545

Finding the Fourth Proportional to 8,655,415.48, 12,984,304.38 and 3,605,545

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Solution

The fourth proportional to 8,655,415.48, 12,984,304.38 and 3,605,545 is: 5,408,809.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,655,415.48 : 12,984,304.38 = 3,605,545 : x
  2. Step 2: Convert to fraction form
    8,655,415.48/12,984,304.38 = 3,605,545/x
  3. Step 3: Cross multiply
    8,655,415.48x = 12,984,304.38 × 3,605,545
  4. Step 4: Simplify right side
    8,655,415.48x = 46,815,493,735,787.10
  5. Step 5: Solve for x
    x = 46,815,493,735,787.10/8,655,415.48
  6. Step 6: Final answer
    x = 5,408,809.53

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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.