Home / 7,588,428.31-11,381,803.90-1,908,654.79

Finding the Fourth Proportional to 7,588,428.31, 11,381,803.90 and 1,908,654.79

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Solution

The fourth proportional to 7,588,428.31, 11,381,803.90 and 1,908,654.79 is: 2,862,771.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,588,428.31 : 11,381,803.90 = 1,908,654.79 : x
  2. Step 2: Convert to fraction form
    7,588,428.31/11,381,803.90 = 1,908,654.79/x
  3. Step 3: Cross multiply
    7,588,428.31x = 11,381,803.90 × 1,908,654.79
  4. Step 4: Simplify right side
    7,588,428.31x = 21,723,934,532,575.68
  5. Step 5: Solve for x
    x = 21,723,934,532,575.68/7,588,428.31
  6. Step 6: Final answer
    x = 2,862,771.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.