Home / 8,148,055.72-11,240,100.80-5,534,694.64

Finding the Fourth Proportional to 8,148,055.72, 11,240,100.80 and 5,534,694.64

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Solution

The fourth proportional to 8,148,055.72, 11,240,100.80 and 5,534,694.64 is: 7,635,014.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,148,055.72 : 11,240,100.80 = 5,534,694.64 : x
  2. Step 2: Convert to fraction form
    8,148,055.72/11,240,100.80 = 5,534,694.64/x
  3. Step 3: Cross multiply
    8,148,055.72x = 11,240,100.80 × 5,534,694.64
  4. Step 4: Simplify right side
    8,148,055.72x = 62,210,525,650,819.71
  5. Step 5: Solve for x
    x = 62,210,525,650,819.71/8,148,055.72
  6. Step 6: Final answer
    x = 7,635,014.76

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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.