Home / 12,262,286.64-16,920,219.96-6,963,798

Finding the Fourth Proportional to 12,262,286.64, 16,920,219.96 and 6,963,798

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Solution

The fourth proportional to 12,262,286.64, 16,920,219.96 and 6,963,798 is: 9,609,055.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,262,286.64 : 16,920,219.96 = 6,963,798 : x
  2. Step 2: Convert to fraction form
    12,262,286.64/16,920,219.96 = 6,963,798/x
  3. Step 3: Cross multiply
    12,262,286.64x = 16,920,219.96 × 6,963,798
  4. Step 4: Simplify right side
    12,262,286.64x = 117,828,993,917,008.09
  5. Step 5: Solve for x
    x = 117,828,993,917,008.09/12,262,286.64
  6. Step 6: Final answer
    x = 9,609,055.58

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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.