Home / 12,384,412.19-17,091,056.61-6,877,812.29

Finding the Fourth Proportional to 12,384,412.19, 17,091,056.61 and 6,877,812.29

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Solution

The fourth proportional to 12,384,412.19, 17,091,056.61 and 6,877,812.29 is: 9,491,696.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,384,412.19 : 17,091,056.61 = 6,877,812.29 : x
  2. Step 2: Convert to fraction form
    12,384,412.19/17,091,056.61 = 6,877,812.29/x
  3. Step 3: Cross multiply
    12,384,412.19x = 17,091,056.61 × 6,877,812.29
  4. Step 4: Simplify right side
    12,384,412.19x = 117,549,079,201,343.73
  5. Step 5: Solve for x
    x = 117,549,079,201,343.73/12,384,412.19
  6. Step 6: Final answer
    x = 9,491,696.29

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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.