Home / 11,874,339.12-16,388,133.47-6,649,337.01

Finding the Fourth Proportional to 11,874,339.12, 16,388,133.47 and 6,649,337.01

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Solution

The fourth proportional to 11,874,339.12, 16,388,133.47 and 6,649,337.01 is: 9,176,950.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,874,339.12 : 16,388,133.47 = 6,649,337.01 : x
  2. Step 2: Convert to fraction form
    11,874,339.12/16,388,133.47 = 6,649,337.01/x
  3. Step 3: Cross multiply
    11,874,339.12x = 16,388,133.47 × 6,649,337.01
  4. Step 4: Simplify right side
    11,874,339.12x = 108,970,222,406,890.72
  5. Step 5: Solve for x
    x = 108,970,222,406,890.72/11,874,339.12
  6. Step 6: Final answer
    x = 9,176,950.51

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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.