Home / 12,105,465.12-16,705,653.84-6,673,151.52

Finding the Fourth Proportional to 12,105,465.12, 16,705,653.84 and 6,673,151.52

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Solution

The fourth proportional to 12,105,465.12, 16,705,653.84 and 6,673,151.52 is: 9,209,010.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,105,465.12 : 16,705,653.84 = 6,673,151.52 : x
  2. Step 2: Convert to fraction form
    12,105,465.12/16,705,653.84 = 6,673,151.52/x
  3. Step 3: Cross multiply
    12,105,465.12x = 16,705,653.84 × 6,673,151.52
  4. Step 4: Simplify right side
    12,105,465.12x = 111,479,359,314,989.83
  5. Step 5: Solve for x
    x = 111,479,359,314,989.83/12,105,465.12
  6. Step 6: Final answer
    x = 9,209,010.82

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.