Home / 8,428,196.54-12,642,300.96-2,038,455.04

Finding the Fourth Proportional to 8,428,196.54, 12,642,300.96 and 2,038,455.04

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Solution

The fourth proportional to 8,428,196.54, 12,642,300.96 and 2,038,455.04 is: 3,057,684.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,428,196.54 : 12,642,300.96 = 2,038,455.04 : x
  2. Step 2: Convert to fraction form
    8,428,196.54/12,642,300.96 = 2,038,455.04/x
  3. Step 3: Cross multiply
    8,428,196.54x = 12,642,300.96 × 2,038,455.04
  4. Step 4: Simplify right side
    8,428,196.54x = 25,770,762,098,916.56
  5. Step 5: Solve for x
    x = 25,770,762,098,916.56/8,428,196.54
  6. Step 6: Final answer
    x = 3,057,684.05

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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.