Home / 5,354,913.86-7,389,909.54-2,907,628.05

Finding the Fourth Proportional to 5,354,913.86, 7,389,909.54 and 2,907,628.05

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Solution

The fourth proportional to 5,354,913.86, 7,389,909.54 and 2,907,628.05 is: 4,012,596.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,354,913.86 : 7,389,909.54 = 2,907,628.05 : x
  2. Step 2: Convert to fraction form
    5,354,913.86/7,389,909.54 = 2,907,628.05/x
  3. Step 3: Cross multiply
    5,354,913.86x = 7,389,909.54 × 2,907,628.05
  4. Step 4: Simplify right side
    5,354,913.86x = 21,487,108,265,466.60
  5. Step 5: Solve for x
    x = 21,487,108,265,466.60/5,354,913.86
  6. Step 6: Final answer
    x = 4,012,596.44

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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.