Home / 12,456,917.64-17,199,046.33-8,057,307.87

Finding the Fourth Proportional to 12,456,917.64, 17,199,046.33 and 8,057,307.87

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Solution

The fourth proportional to 12,456,917.64, 17,199,046.33 and 8,057,307.87 is: 11,124,582.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,456,917.64 : 17,199,046.33 = 8,057,307.87 : x
  2. Step 2: Convert to fraction form
    12,456,917.64/17,199,046.33 = 8,057,307.87/x
  3. Step 3: Cross multiply
    12,456,917.64x = 17,199,046.33 × 8,057,307.87
  4. Step 4: Simplify right side
    12,456,917.64x = 138,578,011,331,060.36
  5. Step 5: Solve for x
    x = 138,578,011,331,060.36/12,456,917.64
  6. Step 6: Final answer
    x = 11,124,582.77

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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.