Home / 5,427,294.12-8,139,214.82-1,783,184.07

Finding the Fourth Proportional to 5,427,294.12, 8,139,214.82 and 1,783,184.07

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Solution

The fourth proportional to 5,427,294.12, 8,139,214.82 and 1,783,184.07 is: 2,674,208.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,427,294.12 : 8,139,214.82 = 1,783,184.07 : x
  2. Step 2: Convert to fraction form
    5,427,294.12/8,139,214.82 = 1,783,184.07/x
  3. Step 3: Cross multiply
    5,427,294.12x = 8,139,214.82 × 1,783,184.07
  4. Step 4: Simplify right side
    5,427,294.12x = 14,513,718,200,416.00
  5. Step 5: Solve for x
    x = 14,513,718,200,416.00/5,427,294.12
  6. Step 6: Final answer
    x = 2,674,208.89

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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.