Home / 5,430,932.50-8,147,447.79-2,064,877.78

Finding the Fourth Proportional to 5,430,932.50, 8,147,447.79 and 2,064,877.78

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Solution

The fourth proportional to 5,430,932.50, 8,147,447.79 and 2,064,877.78 is: 3,097,715.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,430,932.50 : 8,147,447.79 = 2,064,877.78 : x
  2. Step 2: Convert to fraction form
    5,430,932.50/8,147,447.79 = 2,064,877.78/x
  3. Step 3: Cross multiply
    5,430,932.50x = 8,147,447.79 × 2,064,877.78
  4. Step 4: Simplify right side
    5,430,932.50x = 16,823,483,905,281.11
  5. Step 5: Solve for x
    x = 16,823,483,905,281.11/5,430,932.50
  6. Step 6: Final answer
    x = 3,097,715.52

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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.