Home / 14,257,916.11-19,675,905.96-7,731,534.61

Finding the Fourth Proportional to 14,257,916.11, 19,675,905.96 and 7,731,534.61

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Solution

The fourth proportional to 14,257,916.11, 19,675,905.96 and 7,731,534.61 is: 10,669,507.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,257,916.11 : 19,675,905.96 = 7,731,534.61 : x
  2. Step 2: Convert to fraction form
    14,257,916.11/19,675,905.96 = 7,731,534.61/x
  3. Step 3: Cross multiply
    14,257,916.11x = 19,675,905.96 × 7,731,534.61
  4. Step 4: Simplify right side
    14,257,916.11x = 152,124,947,912,845.28
  5. Step 5: Solve for x
    x = 152,124,947,912,845.28/14,257,916.11
  6. Step 6: Final answer
    x = 10,669,507.85

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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.