Home / 8,677,889.77-11,976,707.87-5,371,244.61

Finding the Fourth Proportional to 8,677,889.77, 11,976,707.87 and 5,371,244.61

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Solution

The fourth proportional to 8,677,889.77, 11,976,707.87 and 5,371,244.61 is: 7,413,072.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,677,889.77 : 11,976,707.87 = 5,371,244.61 : x
  2. Step 2: Convert to fraction form
    8,677,889.77/11,976,707.87 = 5,371,244.61/x
  3. Step 3: Cross multiply
    8,677,889.77x = 11,976,707.87 × 5,371,244.61
  4. Step 4: Simplify right side
    8,677,889.77x = 64,329,827,626,909.66
  5. Step 5: Solve for x
    x = 64,329,827,626,909.66/8,677,889.77
  6. Step 6: Final answer
    x = 7,413,072.68

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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.