Home / 10,640,147.63-15,962,465.75-3,451,123.19

Finding the Fourth Proportional to 10,640,147.63, 15,962,465.75 and 3,451,123.19

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Solution

The fourth proportional to 10,640,147.63, 15,962,465.75 and 3,451,123.19 is: 5,177,412.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,640,147.63 : 15,962,465.75 = 3,451,123.19 : x
  2. Step 2: Convert to fraction form
    10,640,147.63/15,962,465.75 = 3,451,123.19/x
  3. Step 3: Cross multiply
    10,640,147.63x = 15,962,465.75 × 3,451,123.19
  4. Step 4: Simplify right side
    10,640,147.63x = 55,088,435,719,405.74
  5. Step 5: Solve for x
    x = 55,088,435,719,405.74/10,640,147.63
  6. Step 6: Final answer
    x = 5,177,412.72

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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.