Home / 11,565,531.95-15,960,529.17-6,408,979.61

Finding the Fourth Proportional to 11,565,531.95, 15,960,529.17 and 6,408,979.61

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Solution

The fourth proportional to 11,565,531.95, 15,960,529.17 and 6,408,979.61 is: 8,844,444.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,565,531.95 : 15,960,529.17 = 6,408,979.61 : x
  2. Step 2: Convert to fraction form
    11,565,531.95/15,960,529.17 = 6,408,979.61/x
  3. Step 3: Cross multiply
    11,565,531.95x = 15,960,529.17 × 6,408,979.61
  4. Step 4: Simplify right side
    11,565,531.95x = 102,290,705,935,537.58
  5. Step 5: Solve for x
    x = 102,290,705,935,537.58/11,565,531.95
  6. Step 6: Final answer
    x = 8,844,444.55

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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.