Home / 5,100,516.96-7,038,178.17-2,894,677.32

Finding the Fourth Proportional to 5,100,516.96, 7,038,178.17 and 2,894,677.32

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Solution

The fourth proportional to 5,100,516.96, 7,038,178.17 and 2,894,677.32 is: 3,994,350.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,100,516.96 : 7,038,178.17 = 2,894,677.32 : x
  2. Step 2: Convert to fraction form
    5,100,516.96/7,038,178.17 = 2,894,677.32/x
  3. Step 3: Cross multiply
    5,100,516.96x = 7,038,178.17 × 2,894,677.32
  4. Step 4: Simplify right side
    5,100,516.96x = 20,373,254,722,818.10
  5. Step 5: Solve for x
    x = 20,373,254,722,818.10/5,100,516.96
  6. Step 6: Final answer
    x = 3,994,350.94

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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.