Home / 17,751,920.40-26,638,378.20-11,704,136.40

Finding the Fourth Proportional to 17,751,920.40, 26,638,378.20 and 11,704,136.40

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Solution

The fourth proportional to 17,751,920.40, 26,638,378.20 and 11,704,136.40 is: 17,563,125.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,751,920.40 : 26,638,378.20 = 11,704,136.40 : x
  2. Step 2: Convert to fraction form
    17,751,920.40/26,638,378.20 = 11,704,136.40/x
  3. Step 3: Cross multiply
    17,751,920.40x = 26,638,378.20 × 11,704,136.40
  4. Step 4: Simplify right side
    17,751,920.40x = 311,779,211,927,586.50
  5. Step 5: Solve for x
    x = 311,779,211,927,586.50/17,751,920.40
  6. Step 6: Final answer
    x = 17,563,125.84

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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.