Home / 12,707,686.52-17,539,157.94-7,550,055.08

Finding the Fourth Proportional to 12,707,686.52, 17,539,157.94 and 7,550,055.08

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Solution

The fourth proportional to 12,707,686.52, 17,539,157.94 and 7,550,055.08 is: 10,420,591.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,707,686.52 : 17,539,157.94 = 7,550,055.08 : x
  2. Step 2: Convert to fraction form
    12,707,686.52/17,539,157.94 = 7,550,055.08/x
  3. Step 3: Cross multiply
    12,707,686.52x = 17,539,157.94 × 7,550,055.08
  4. Step 4: Simplify right side
    12,707,686.52x = 132,421,608,503,819.34
  5. Step 5: Solve for x
    x = 132,421,608,503,819.34/12,707,686.52
  6. Step 6: Final answer
    x = 10,420,591.37

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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.