Home / 13,134,520.56-18,124,876.80-7,333,669.56

Finding the Fourth Proportional to 13,134,520.56, 18,124,876.80 and 7,333,669.56

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Solution

The fourth proportional to 13,134,520.56, 18,124,876.80 and 7,333,669.56 is: 10,120,038.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,134,520.56 : 18,124,876.80 = 7,333,669.56 : x
  2. Step 2: Convert to fraction form
    13,134,520.56/18,124,876.80 = 7,333,669.56/x
  3. Step 3: Cross multiply
    13,134,520.56x = 18,124,876.80 × 7,333,669.56
  4. Step 4: Simplify right side
    13,134,520.56x = 132,921,857,266,910.20
  5. Step 5: Solve for x
    x = 132,921,857,266,910.20/13,134,520.56
  6. Step 6: Final answer
    x = 10,120,038.77

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.