Home / 19,933,439.10-29,898,603.45-7,800,546.30

Finding the Fourth Proportional to 19,933,439.10, 29,898,603.45 and 7,800,546.30

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Solution

The fourth proportional to 19,933,439.10, 29,898,603.45 and 7,800,546.30 is: 11,700,210.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,933,439.10 : 29,898,603.45 = 7,800,546.30 : x
  2. Step 2: Convert to fraction form
    19,933,439.10/29,898,603.45 = 7,800,546.30/x
  3. Step 3: Cross multiply
    19,933,439.10x = 29,898,603.45 × 7,800,546.30
  4. Step 4: Simplify right side
    19,933,439.10x = 233,225,440,517,064.72
  5. Step 5: Solve for x
    x = 233,225,440,517,064.72/19,933,439.10
  6. Step 6: Final answer
    x = 11,700,210.85

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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.