Home / 14,446,472.30-19,936,126.94-7,919,961.63

Finding the Fourth Proportional to 14,446,472.30, 19,936,126.94 and 7,919,961.63

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Solution

The fourth proportional to 14,446,472.30, 19,936,126.94 and 7,919,961.63 is: 10,929,544.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,446,472.30 : 19,936,126.94 = 7,919,961.63 : x
  2. Step 2: Convert to fraction form
    14,446,472.30/19,936,126.94 = 7,919,961.63/x
  3. Step 3: Cross multiply
    14,446,472.30x = 19,936,126.94 × 7,919,961.63
  4. Step 4: Simplify right side
    14,446,472.30x = 157,893,360,376,009.50
  5. Step 5: Solve for x
    x = 157,893,360,376,009.50/14,446,472.30
  6. Step 6: Final answer
    x = 10,929,544.40

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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.