Home / 12,127,112.64-16,735,312.80-6,694,488

Finding the Fourth Proportional to 12,127,112.64, 16,735,312.80 and 6,694,488

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Solution

The fourth proportional to 12,127,112.64, 16,735,312.80 and 6,694,488 is: 9,238,336.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,127,112.64 : 16,735,312.80 = 6,694,488 : x
  2. Step 2: Convert to fraction form
    12,127,112.64/16,735,312.80 = 6,694,488/x
  3. Step 3: Cross multiply
    12,127,112.64x = 16,735,312.80 × 6,694,488
  4. Step 4: Simplify right side
    12,127,112.64x = 112,034,350,715,846.41
  5. Step 5: Solve for x
    x = 112,034,350,715,846.41/12,127,112.64
  6. Step 6: Final answer
    x = 9,238,336.78

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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.