Home / 13,205,827.80-19,808,741.70-3,622,175.10

Finding the Fourth Proportional to 13,205,827.80, 19,808,741.70 and 3,622,175.10

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Solution

The fourth proportional to 13,205,827.80, 19,808,741.70 and 3,622,175.10 is: 5,433,262.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,205,827.80 : 19,808,741.70 = 3,622,175.10 : x
  2. Step 2: Convert to fraction form
    13,205,827.80/19,808,741.70 = 3,622,175.10/x
  3. Step 3: Cross multiply
    13,205,827.80x = 19,808,741.70 × 3,622,175.10
  4. Step 4: Simplify right side
    13,205,827.80x = 71,750,730,948,071.67
  5. Step 5: Solve for x
    x = 71,750,730,948,071.67/13,205,827.80
  6. Step 6: Final answer
    x = 5,433,262.65

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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.