Home / 14,339,567.40-19,788,605.87-7,813,196.86

Finding the Fourth Proportional to 14,339,567.40, 19,788,605.87 and 7,813,196.86

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Solution

The fourth proportional to 14,339,567.40, 19,788,605.87 and 7,813,196.86 is: 10,782,213.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,339,567.40 : 19,788,605.87 = 7,813,196.86 : x
  2. Step 2: Convert to fraction form
    14,339,567.40/19,788,605.87 = 7,813,196.86/x
  3. Step 3: Cross multiply
    14,339,567.40x = 19,788,605.87 × 7,813,196.86
  4. Step 4: Simplify right side
    14,339,567.40x = 154,612,273,217,323.03
  5. Step 5: Solve for x
    x = 154,612,273,217,323.03/14,339,567.40
  6. Step 6: Final answer
    x = 10,782,213.22

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.