Home / 14,039,890.65-21,044,379.15-9,180,193.05

Finding the Fourth Proportional to 14,039,890.65, 21,044,379.15 and 9,180,193.05

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Solution

The fourth proportional to 14,039,890.65, 21,044,379.15 and 9,180,193.05 is: 13,760,182.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,039,890.65 : 21,044,379.15 = 9,180,193.05 : x
  2. Step 2: Convert to fraction form
    14,039,890.65/21,044,379.15 = 9,180,193.05/x
  3. Step 3: Cross multiply
    14,039,890.65x = 21,044,379.15 × 9,180,193.05
  4. Step 4: Simplify right side
    14,039,890.65x = 193,191,463,214,394.91
  5. Step 5: Solve for x
    x = 193,191,463,214,394.91/14,039,890.65
  6. Step 6: Final answer
    x = 13,760,182.90

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.