Home / 5,155,445.61-7,114,740.12-2,863,606.30

Finding the Fourth Proportional to 5,155,445.61, 7,114,740.12 and 2,863,606.30

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Solution

The fourth proportional to 5,155,445.61, 7,114,740.12 and 2,863,606.30 is: 3,951,901.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,155,445.61 : 7,114,740.12 = 2,863,606.30 : x
  2. Step 2: Convert to fraction form
    5,155,445.61/7,114,740.12 = 2,863,606.30/x
  3. Step 3: Cross multiply
    5,155,445.61x = 7,114,740.12 × 2,863,606.30
  4. Step 4: Simplify right side
    5,155,445.61x = 20,373,814,612,707.91
  5. Step 5: Solve for x
    x = 20,373,814,612,707.91/5,155,445.61
  6. Step 6: Final answer
    x = 3,951,901.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.