Home / 12,742,044.50-17,584,175.86-6,940,874.18

Finding the Fourth Proportional to 12,742,044.50, 17,584,175.86 and 6,940,874.18

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Solution

The fourth proportional to 12,742,044.50, 17,584,175.86 and 6,940,874.18 is: 9,578,490.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,742,044.50 : 17,584,175.86 = 6,940,874.18 : x
  2. Step 2: Convert to fraction form
    12,742,044.50/17,584,175.86 = 6,940,874.18/x
  3. Step 3: Cross multiply
    12,742,044.50x = 17,584,175.86 × 6,940,874.18
  4. Step 4: Simplify right side
    12,742,044.50x = 122,049,552,203,253.28
  5. Step 5: Solve for x
    x = 122,049,552,203,253.28/12,742,044.50
  6. Step 6: Final answer
    x = 9,578,490.50

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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.