Home / 12,298,015.15-16,971,083.76-6,791,623

Finding the Fourth Proportional to 12,298,015.15, 16,971,083.76 and 6,791,623

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Solution

The fourth proportional to 12,298,015.15, 16,971,083.76 and 6,791,623 is: 9,372,341.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,298,015.15 : 16,971,083.76 = 6,791,623 : x
  2. Step 2: Convert to fraction form
    12,298,015.15/16,971,083.76 = 6,791,623/x
  3. Step 3: Cross multiply
    12,298,015.15x = 16,971,083.76 × 6,791,623
  4. Step 4: Simplify right side
    12,298,015.15x = 115,261,202,799,342.48
  5. Step 5: Solve for x
    x = 115,261,202,799,342.48/12,298,015.15
  6. Step 6: Final answer
    x = 9,372,341.91

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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.