Home / 16,876,911.47-23,290,249.55-9,141,953.69

Finding the Fourth Proportional to 16,876,911.47, 23,290,249.55 and 9,141,953.69

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Solution

The fourth proportional to 16,876,911.47, 23,290,249.55 and 9,141,953.69 is: 12,615,956.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,876,911.47 : 23,290,249.55 = 9,141,953.69 : x
  2. Step 2: Convert to fraction form
    16,876,911.47/23,290,249.55 = 9,141,953.69/x
  3. Step 3: Cross multiply
    16,876,911.47x = 23,290,249.55 × 9,141,953.69
  4. Step 4: Simplify right side
    16,876,911.47x = 212,918,382,827,159.22
  5. Step 5: Solve for x
    x = 212,918,382,827,159.22/16,876,911.47
  6. Step 6: Final answer
    x = 12,615,956.61

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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.