Home / 11,864,429.60-16,373,041.84-6,969,857.98

Finding the Fourth Proportional to 11,864,429.60, 16,373,041.84 and 6,969,857.98

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Solution

The fourth proportional to 11,864,429.60, 16,373,041.84 and 6,969,857.98 is: 9,618,479.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,864,429.60 : 16,373,041.84 = 6,969,857.98 : x
  2. Step 2: Convert to fraction form
    11,864,429.60/16,373,041.84 = 6,969,857.98/x
  3. Step 3: Cross multiply
    11,864,429.60x = 16,373,041.84 × 6,969,857.98
  4. Step 4: Simplify right side
    11,864,429.60x = 114,117,776,325,397.89
  5. Step 5: Solve for x
    x = 114,117,776,325,397.89/11,864,429.60
  6. Step 6: Final answer
    x = 9,618,479.79

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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.