Home / 11,005,386.30-16,508,079.45-3,432,339.90

Finding the Fourth Proportional to 11,005,386.30, 16,508,079.45 and 3,432,339.90

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Solution

The fourth proportional to 11,005,386.30, 16,508,079.45 and 3,432,339.90 is: 5,148,509.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,005,386.30 : 16,508,079.45 = 3,432,339.90 : x
  2. Step 2: Convert to fraction form
    11,005,386.30/16,508,079.45 = 3,432,339.90/x
  3. Step 3: Cross multiply
    11,005,386.30x = 16,508,079.45 × 3,432,339.90
  4. Step 4: Simplify right side
    11,005,386.30x = 56,661,339,768,605.05
  5. Step 5: Solve for x
    x = 56,661,339,768,605.05/11,005,386.30
  6. Step 6: Final answer
    x = 5,148,509.85

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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.