Home / 11,775,647.89-16,251,155.51-6,815,088.82

Finding the Fourth Proportional to 11,775,647.89, 16,251,155.51 and 6,815,088.82

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Solution

The fourth proportional to 11,775,647.89, 16,251,155.51 and 6,815,088.82 is: 9,405,263.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,775,647.89 : 16,251,155.51 = 6,815,088.82 : x
  2. Step 2: Convert to fraction form
    11,775,647.89/16,251,155.51 = 6,815,088.82/x
  3. Step 3: Cross multiply
    11,775,647.89x = 16,251,155.51 × 6,815,088.82
  4. Step 4: Simplify right side
    11,775,647.89x = 110,753,068,228,282.41
  5. Step 5: Solve for x
    x = 110,753,068,228,282.41/11,775,647.89
  6. Step 6: Final answer
    x = 9,405,263.24

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1.5x scale

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.