Home / 30,371,010.30-45,560,511.45-11,215,223.10

Finding the Fourth Proportional to 30,371,010.30, 45,560,511.45 and 11,215,223.10

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Solution

The fourth proportional to 30,371,010.30, 45,560,511.45 and 11,215,223.10 is: 16,824,310.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,371,010.30 : 45,560,511.45 = 11,215,223.10 : x
  2. Step 2: Convert to fraction form
    30,371,010.30/45,560,511.45 = 11,215,223.10/x
  3. Step 3: Cross multiply
    30,371,010.30x = 45,560,511.45 × 11,215,223.10
  4. Step 4: Simplify right side
    30,371,010.30x = 510,971,300,461,854.50
  5. Step 5: Solve for x
    x = 510,971,300,461,854.50/30,371,010.30
  6. Step 6: Final answer
    x = 16,824,310.27

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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.