Home / 12,384,870.60-18,577,305.90-6,716,166.60

Finding the Fourth Proportional to 12,384,870.60, 18,577,305.90 and 6,716,166.60

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Solution

The fourth proportional to 12,384,870.60, 18,577,305.90 and 6,716,166.60 is: 10,074,249.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,384,870.60 : 18,577,305.90 = 6,716,166.60 : x
  2. Step 2: Convert to fraction form
    12,384,870.60/18,577,305.90 = 6,716,166.60/x
  3. Step 3: Cross multiply
    12,384,870.60x = 18,577,305.90 × 6,716,166.60
  4. Step 4: Simplify right side
    12,384,870.60x = 124,768,281,403,562.92
  5. Step 5: Solve for x
    x = 124,768,281,403,562.92/12,384,870.60
  6. Step 6: Final answer
    x = 10,074,249.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.