Home / 12,374,809.29-17,076,979.80-6,867,861.27

Finding the Fourth Proportional to 12,374,809.29, 17,076,979.80 and 6,867,861.27

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Solution

The fourth proportional to 12,374,809.29, 17,076,979.80 and 6,867,861.27 is: 9,477,505.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,374,809.29 : 17,076,979.80 = 6,867,861.27 : x
  2. Step 2: Convert to fraction form
    12,374,809.29/17,076,979.80 = 6,867,861.27/x
  3. Step 3: Cross multiply
    12,374,809.29x = 17,076,979.80 × 6,867,861.27
  4. Step 4: Simplify right side
    12,374,809.29x = 117,282,328,176,992.34
  5. Step 5: Solve for x
    x = 117,282,328,176,992.34/12,374,809.29
  6. Step 6: Final answer
    x = 9,477,505.91

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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.