Home / 5,156,030.05-7,115,370.12-2,832,971.32

Finding the Fourth Proportional to 5,156,030.05, 7,115,370.12 and 2,832,971.32

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Solution

The fourth proportional to 5,156,030.05, 7,115,370.12 and 2,832,971.32 is: 3,909,527.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,156,030.05 : 7,115,370.12 = 2,832,971.32 : x
  2. Step 2: Convert to fraction form
    5,156,030.05/7,115,370.12 = 2,832,971.32/x
  3. Step 3: Cross multiply
    5,156,030.05x = 7,115,370.12 × 2,832,971.32
  4. Step 4: Simplify right side
    5,156,030.05x = 20,157,639,481,144.96
  5. Step 5: Solve for x
    x = 20,157,639,481,144.96/5,156,030.05
  6. Step 6: Final answer
    x = 3,909,527.15

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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.