Home / 5,100,495.66-7,038,148.89-2,894,656.04

Finding the Fourth Proportional to 5,100,495.66, 7,038,148.89 and 2,894,656.04

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Solution

The fourth proportional to 5,100,495.66, 7,038,148.89 and 2,894,656.04 is: 3,994,321.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,100,495.66 : 7,038,148.89 = 2,894,656.04 : x
  2. Step 2: Convert to fraction form
    5,100,495.66/7,038,148.89 = 2,894,656.04/x
  3. Step 3: Cross multiply
    5,100,495.66x = 7,038,148.89 × 2,894,656.04
  4. Step 4: Simplify right side
    5,100,495.66x = 20,373,020,194,857.79
  5. Step 5: Solve for x
    x = 20,373,020,194,857.79/5,100,495.66
  6. Step 6: Final answer
    x = 3,994,321.64

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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.