Home / 10,000,386.11-13,800,533.27-5,416,707.48

Finding the Fourth Proportional to 10,000,386.11, 13,800,533.27 and 5,416,707.48

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Solution

The fourth proportional to 10,000,386.11, 13,800,533.27 and 5,416,707.48 is: 7,475,056.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,000,386.11 : 13,800,533.27 = 5,416,707.48 : x
  2. Step 2: Convert to fraction form
    10,000,386.11/13,800,533.27 = 5,416,707.48/x
  3. Step 3: Cross multiply
    10,000,386.11x = 13,800,533.27 × 5,416,707.48
  4. Step 4: Simplify right side
    10,000,386.11x = 74,753,451,764,514.33
  5. Step 5: Solve for x
    x = 74,753,451,764,514.33/10,000,386.11
  6. Step 6: Final answer
    x = 7,475,056.56

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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.