Home / 18,892,731.81-26,065,445.18-11,452,779.26

Finding the Fourth Proportional to 18,892,731.81, 26,065,445.18 and 11,452,779.26

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Solution

The fourth proportional to 18,892,731.81, 26,065,445.18 and 11,452,779.26 is: 15,800,880.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,892,731.81 : 26,065,445.18 = 11,452,779.26 : x
  2. Step 2: Convert to fraction form
    18,892,731.81/26,065,445.18 = 11,452,779.26/x
  3. Step 3: Cross multiply
    18,892,731.81x = 26,065,445.18 × 11,452,779.26
  4. Step 4: Simplify right side
    18,892,731.81x = 298,521,789,960,170.94
  5. Step 5: Solve for x
    x = 298,521,789,960,170.94/18,892,731.81
  6. Step 6: Final answer
    x = 15,800,880.09

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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.