Home / 15,517,384.96-21,416,597.08-8,995,094.32

Finding the Fourth Proportional to 15,517,384.96, 21,416,597.08 and 8,995,094.32

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Solution

The fourth proportional to 15,517,384.96, 21,416,597.08 and 8,995,094.32 is: 12,414,740.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,517,384.96 : 21,416,597.08 = 8,995,094.32 : x
  2. Step 2: Convert to fraction form
    15,517,384.96/21,416,597.08 = 8,995,094.32/x
  3. Step 3: Cross multiply
    15,517,384.96x = 21,416,597.08 × 8,995,094.32
  4. Step 4: Simplify right side
    15,517,384.96x = 192,644,310,748,036.56
  5. Step 5: Solve for x
    x = 192,644,310,748,036.56/15,517,384.96
  6. Step 6: Final answer
    x = 12,414,740.71

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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.