Home / 8,852,988.61-13,279,956.77-2,788,192.79

Finding the Fourth Proportional to 8,852,988.61, 13,279,956.77 and 2,788,192.79

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Solution

The fourth proportional to 8,852,988.61, 13,279,956.77 and 2,788,192.79 is: 4,182,438.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,852,988.61 : 13,279,956.77 = 2,788,192.79 : x
  2. Step 2: Convert to fraction form
    8,852,988.61/13,279,956.77 = 2,788,192.79/x
  3. Step 3: Cross multiply
    8,852,988.61x = 13,279,956.77 × 2,788,192.79
  4. Step 4: Simplify right side
    8,852,988.61x = 37,027,079,717,625.69
  5. Step 5: Solve for x
    x = 37,027,079,717,625.69/8,852,988.61
  6. Step 6: Final answer
    x = 4,182,438.42

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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.