Home / 5,445,916.20-8,156,432.70-3,206,428.20

Finding the Fourth Proportional to 5,445,916.20, 8,156,432.70 and 3,206,428.20

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Solution

The fourth proportional to 5,445,916.20, 8,156,432.70 and 3,206,428.20 is: 4,802,316.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445,916.20 : 8,156,432.70 = 3,206,428.20 : x
  2. Step 2: Convert to fraction form
    5,445,916.20/8,156,432.70 = 3,206,428.20/x
  3. Step 3: Cross multiply
    5,445,916.20x = 8,156,432.70 × 3,206,428.20
  4. Step 4: Simplify right side
    5,445,916.20x = 26,153,015,820,682.14
  5. Step 5: Solve for x
    x = 26,153,015,820,682.14/5,445,916.20
  6. Step 6: Final answer
    x = 4,802,316.98

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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.