Home / 12,521,399.41-17,279,492.64-6,940,001.84

Finding the Fourth Proportional to 12,521,399.41, 17,279,492.64 and 6,940,001.84

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Solution

The fourth proportional to 12,521,399.41, 17,279,492.64 and 6,940,001.84 is: 9,577,181.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,521,399.41 : 17,279,492.64 = 6,940,001.84 : x
  2. Step 2: Convert to fraction form
    12,521,399.41/17,279,492.64 = 6,940,001.84/x
  3. Step 3: Cross multiply
    12,521,399.41x = 17,279,492.64 × 6,940,001.84
  4. Step 4: Simplify right side
    12,521,399.41x = 119,919,710,603,443.98
  5. Step 5: Solve for x
    x = 119,919,710,603,443.98/12,521,399.41
  6. Step 6: Final answer
    x = 9,577,181.17

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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.