Home / 15,696,970.08-21,661,705.26-8,727,593.64

Finding the Fourth Proportional to 15,696,970.08, 21,661,705.26 and 8,727,593.64

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Solution

The fourth proportional to 15,696,970.08, 21,661,705.26 and 8,727,593.64 is: 12,044,016.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,696,970.08 : 21,661,705.26 = 8,727,593.64 : x
  2. Step 2: Convert to fraction form
    15,696,970.08/21,661,705.26 = 8,727,593.64/x
  3. Step 3: Cross multiply
    15,696,970.08x = 21,661,705.26 × 8,727,593.64
  4. Step 4: Simplify right side
    15,696,970.08x = 189,054,561,058,730.56
  5. Step 5: Solve for x
    x = 189,054,561,058,730.56/15,696,970.08
  6. Step 6: Final answer
    x = 12,044,016.14

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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.