Home / 69,337,467.18-95,688,712.67-38,397,636.54

Finding the Fourth Proportional to 69,337,467.18, 95,688,712.67 and 38,397,636.54

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Solution

The fourth proportional to 69,337,467.18, 95,688,712.67 and 38,397,636.54 is: 52,990,404.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,337,467.18 : 95,688,712.67 = 38,397,636.54 : x
  2. Step 2: Convert to fraction form
    69,337,467.18/95,688,712.67 = 38,397,636.54/x
  3. Step 3: Cross multiply
    69,337,467.18x = 95,688,712.67 × 38,397,636.54
  4. Step 4: Simplify right side
    69,337,467.18x = 3,674,220,409,891,165
  5. Step 5: Solve for x
    x = 3,674,220,409,891,165/69,337,467.18
  6. Step 6: Final answer
    x = 52,990,404.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.