Home / 14,335,991.90-19,783,660.10-7,897,463.90

Finding the Fourth Proportional to 14,335,991.90, 19,783,660.10 and 7,897,463.90

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Solution

The fourth proportional to 14,335,991.90, 19,783,660.10 and 7,897,463.90 is: 10,898,495.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,335,991.90 : 19,783,660.10 = 7,897,463.90 : x
  2. Step 2: Convert to fraction form
    14,335,991.90/19,783,660.10 = 7,897,463.90/x
  3. Step 3: Cross multiply
    14,335,991.90x = 19,783,660.10 × 7,897,463.90
  4. Step 4: Simplify right side
    14,335,991.90x = 156,240,741,449,620.41
  5. Step 5: Solve for x
    x = 156,240,741,449,620.41/14,335,991.90
  6. Step 6: Final answer
    x = 10,898,495.38

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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.