Home / 11,669,966.40-16,105,965.82-6,641,938.37

Finding the Fourth Proportional to 11,669,966.40, 16,105,965.82 and 6,641,938.37

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Solution

The fourth proportional to 11,669,966.40, 16,105,965.82 and 6,641,938.37 is: 9,166,678.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,669,966.40 : 16,105,965.82 = 6,641,938.37 : x
  2. Step 2: Convert to fraction form
    11,669,966.40/16,105,965.82 = 6,641,938.37/x
  3. Step 3: Cross multiply
    11,669,966.40x = 16,105,965.82 × 6,641,938.37
  4. Step 4: Simplify right side
    11,669,966.40x = 106,974,832,390,959.44
  5. Step 5: Solve for x
    x = 106,974,832,390,959.44/11,669,966.40
  6. Step 6: Final answer
    x = 9,166,678.70

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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.