Home / 14,666,916.84-20,240,196.46-8,140,602.66

Finding the Fourth Proportional to 14,666,916.84, 20,240,196.46 and 8,140,602.66

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Solution

The fourth proportional to 14,666,916.84, 20,240,196.46 and 8,140,602.66 is: 11,233,949.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,666,916.84 : 20,240,196.46 = 8,140,602.66 : x
  2. Step 2: Convert to fraction form
    14,666,916.84/20,240,196.46 = 8,140,602.66/x
  3. Step 3: Cross multiply
    14,666,916.84x = 20,240,196.46 × 8,140,602.66
  4. Step 4: Simplify right side
    14,666,916.84x = 164,767,397,141,198.59
  5. Step 5: Solve for x
    x = 164,767,397,141,198.59/14,666,916.84
  6. Step 6: Final answer
    x = 11,233,949.09

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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.