Home / 9,205,581.72-13,809,072.40-2,816,314.68

Finding the Fourth Proportional to 9,205,581.72, 13,809,072.40 and 2,816,314.68

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Solution

The fourth proportional to 9,205,581.72, 13,809,072.40 and 2,816,314.68 is: 4,224,686.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,205,581.72 : 13,809,072.40 = 2,816,314.68 : x
  2. Step 2: Convert to fraction form
    9,205,581.72/13,809,072.40 = 2,816,314.68/x
  3. Step 3: Cross multiply
    9,205,581.72x = 13,809,072.40 × 2,816,314.68
  4. Step 4: Simplify right side
    9,205,581.72x = 38,890,693,317,302.84
  5. Step 5: Solve for x
    x = 38,890,693,317,302.84/9,205,581.72
  6. Step 6: Final answer
    x = 4,224,686.12

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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.