Home / 15,790,742.40-23,682,570.66-7,262,885.82

Finding the Fourth Proportional to 15,790,742.40, 23,682,570.66 and 7,262,885.82

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Solution

The fourth proportional to 15,790,742.40, 23,682,570.66 and 7,262,885.82 is: 10,892,699.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,790,742.40 : 23,682,570.66 = 7,262,885.82 : x
  2. Step 2: Convert to fraction form
    15,790,742.40/23,682,570.66 = 7,262,885.82/x
  3. Step 3: Cross multiply
    15,790,742.40x = 23,682,570.66 × 7,262,885.82
  4. Step 4: Simplify right side
    15,790,742.40x = 172,003,806,627,662.06
  5. Step 5: Solve for x
    x = 172,003,806,627,662.06/15,790,742.40
  6. Step 6: Final answer
    x = 10,892,699.17

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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.