Home / 11,565,544.32-15,960,546.25-6,408,991.98

Finding the Fourth Proportional to 11,565,544.32, 15,960,546.25 and 6,408,991.98

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Solution

The fourth proportional to 11,565,544.32, 15,960,546.25 and 6,408,991.98 is: 8,844,461.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,565,544.32 : 15,960,546.25 = 6,408,991.98 : x
  2. Step 2: Convert to fraction form
    11,565,544.32/15,960,546.25 = 6,408,991.98/x
  3. Step 3: Cross multiply
    11,565,544.32x = 15,960,546.25 × 6,408,991.98
  4. Step 4: Simplify right side
    11,565,544.32x = 102,291,012,896,646.61
  5. Step 5: Solve for x
    x = 102,291,012,896,646.61/11,565,544.32
  6. Step 6: Final answer
    x = 8,844,461.62

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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.