Home / 8,474,637-12,717,554.22-3,987,262.92

Finding the Fourth Proportional to 8,474,637, 12,717,554.22 and 3,987,262.92

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Solution

The fourth proportional to 8,474,637, 12,717,554.22 and 3,987,262.92 is: 5,983,528.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,474,637 : 12,717,554.22 = 3,987,262.92 : x
  2. Step 2: Convert to fraction form
    8,474,637/12,717,554.22 = 3,987,262.92/x
  3. Step 3: Cross multiply
    8,474,637x = 12,717,554.22 × 3,987,262.92
  4. Step 4: Simplify right side
    8,474,637x = 50,708,232,374,495.52
  5. Step 5: Solve for x
    x = 50,708,232,374,495.52/8,474,637
  6. Step 6: Final answer
    x = 5,983,528.54

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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.