Home / 31,154,409.62-46,733,607.33-11,985,166.68

Finding the Fourth Proportional to 31,154,409.62, 46,733,607.33 and 11,985,166.68

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Solution

The fourth proportional to 31,154,409.62, 46,733,607.33 and 11,985,166.68 is: 17,978,516.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,154,409.62 : 46,733,607.33 = 11,985,166.68 : x
  2. Step 2: Convert to fraction form
    31,154,409.62/46,733,607.33 = 11,985,166.68/x
  3. Step 3: Cross multiply
    31,154,409.62x = 46,733,607.33 × 11,985,166.68
  4. Step 4: Simplify right side
    31,154,409.62x = 560,110,073,407,719.75
  5. Step 5: Solve for x
    x = 560,110,073,407,719.75/31,154,409.62
  6. Step 6: Final answer
    x = 17,978,516.70

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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.