Home / 39,195,677.80-58,789,714.96-11,902,206.67

Finding the Fourth Proportional to 39,195,677.80, 58,789,714.96 and 11,902,206.67

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Solution

The fourth proportional to 39,195,677.80, 58,789,714.96 and 11,902,206.67 is: 17,852,155.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,195,677.80 : 58,789,714.96 = 11,902,206.67 : x
  2. Step 2: Convert to fraction form
    39,195,677.80/58,789,714.96 = 11,902,206.67/x
  3. Step 3: Cross multiply
    39,195,677.80x = 58,789,714.96 × 11,902,206.67
  4. Step 4: Simplify right side
    39,195,677.80x = 699,727,337,347,581
  5. Step 5: Solve for x
    x = 699,727,337,347,581/39,195,677.80
  6. Step 6: Final answer
    x = 17,852,155.56

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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.