Home / 36,696,842.40-55,031,266.80-11,129,354.40

Finding the Fourth Proportional to 36,696,842.40, 55,031,266.80 and 11,129,354.40

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Solution

The fourth proportional to 36,696,842.40, 55,031,266.80 and 11,129,354.40 is: 16,689,786.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,696,842.40 : 55,031,266.80 = 11,129,354.40 : x
  2. Step 2: Convert to fraction form
    36,696,842.40/55,031,266.80 = 11,129,354.40/x
  3. Step 3: Cross multiply
    36,696,842.40x = 55,031,266.80 × 11,129,354.40
  4. Step 4: Simplify right side
    36,696,842.40x = 612,462,471,298,153.88
  5. Step 5: Solve for x
    x = 612,462,471,298,153.88/36,696,842.40
  6. Step 6: Final answer
    x = 16,689,786.67

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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.