Home / 12,210,495.80-16,850,958.08-6,704,102.70

Finding the Fourth Proportional to 12,210,495.80, 16,850,958.08 and 6,704,102.70

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Solution

The fourth proportional to 12,210,495.80, 16,850,958.08 and 6,704,102.70 is: 9,251,921.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,210,495.80 : 16,850,958.08 = 6,704,102.70 : x
  2. Step 2: Convert to fraction form
    12,210,495.80/16,850,958.08 = 6,704,102.70/x
  3. Step 3: Cross multiply
    12,210,495.80x = 16,850,958.08 × 6,704,102.70
  4. Step 4: Simplify right side
    12,210,495.80x = 112,970,553,528,194.30
  5. Step 5: Solve for x
    x = 112,970,553,528,194.30/12,210,495.80
  6. Step 6: Final answer
    x = 9,251,921.91

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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.