Home / 12,388,418.28-17,095,541.94-6,882,139.35

Finding the Fourth Proportional to 12,388,418.28, 17,095,541.94 and 6,882,139.35

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Solution

The fourth proportional to 12,388,418.28, 17,095,541.94 and 6,882,139.35 is: 9,497,088.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,388,418.28 : 17,095,541.94 = 6,882,139.35 : x
  2. Step 2: Convert to fraction form
    12,388,418.28/17,095,541.94 = 6,882,139.35/x
  3. Step 3: Cross multiply
    12,388,418.28x = 17,095,541.94 × 6,882,139.35
  4. Step 4: Simplify right side
    12,388,418.28x = 117,653,901,894,849.34
  5. Step 5: Solve for x
    x = 117,653,901,894,849.34/12,388,418.28
  6. Step 6: Final answer
    x = 9,497,088.27

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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.