Home / 21,746,491.49-30,009,351.17-11,956,353.18

Finding the Fourth Proportional to 21,746,491.49, 30,009,351.17 and 11,956,353.18

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Solution

The fourth proportional to 21,746,491.49, 30,009,351.17 and 11,956,353.18 is: 16,499,323.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,746,491.49 : 30,009,351.17 = 11,956,353.18 : x
  2. Step 2: Convert to fraction form
    21,746,491.49/30,009,351.17 = 11,956,353.18/x
  3. Step 3: Cross multiply
    21,746,491.49x = 30,009,351.17 × 11,956,353.18
  4. Step 4: Simplify right side
    21,746,491.49x = 358,802,401,231,384.44
  5. Step 5: Solve for x
    x = 358,802,401,231,384.44/21,746,491.49
  6. Step 6: Final answer
    x = 16,499,323.65

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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.