Home / 17,578,357.52-26,341,057.16-15,662,699.52

Finding the Fourth Proportional to 17,578,357.52, 26,341,057.16 and 15,662,699.52

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Solution

The fourth proportional to 17,578,357.52, 26,341,057.16 and 15,662,699.52 is: 23,470,455.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,578,357.52 : 26,341,057.16 = 15,662,699.52 : x
  2. Step 2: Convert to fraction form
    17,578,357.52/26,341,057.16 = 15,662,699.52/x
  3. Step 3: Cross multiply
    17,578,357.52x = 26,341,057.16 × 15,662,699.52
  4. Step 4: Simplify right side
    17,578,357.52x = 412,572,063,336,224.56
  5. Step 5: Solve for x
    x = 412,572,063,336,224.56/17,578,357.52
  6. Step 6: Final answer
    x = 23,470,455.81

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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.