Home / 14,579,283.49-20,119,361.40-8,384,037.71

Finding the Fourth Proportional to 14,579,283.49, 20,119,361.40 and 8,384,037.71

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Solution

The fourth proportional to 14,579,283.49, 20,119,361.40 and 8,384,037.71 is: 11,569,943.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,579,283.49 : 20,119,361.40 = 8,384,037.71 : x
  2. Step 2: Convert to fraction form
    14,579,283.49/20,119,361.40 = 8,384,037.71/x
  3. Step 3: Cross multiply
    14,579,283.49x = 20,119,361.40 × 8,384,037.71
  4. Step 4: Simplify right side
    14,579,283.49x = 168,681,484,578,121.56
  5. Step 5: Solve for x
    x = 168,681,484,578,121.56/14,579,283.49
  6. Step 6: Final answer
    x = 11,569,943.39

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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.