Home / 5,250,622.86-7,245,816.48-2,927,487.78

Finding the Fourth Proportional to 5,250,622.86, 7,245,816.48 and 2,927,487.78

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Solution

The fourth proportional to 5,250,622.86, 7,245,816.48 and 2,927,487.78 is: 4,039,909.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,250,622.86 : 7,245,816.48 = 2,927,487.78 : x
  2. Step 2: Convert to fraction form
    5,250,622.86/7,245,816.48 = 2,927,487.78/x
  3. Step 3: Cross multiply
    5,250,622.86x = 7,245,816.48 × 2,927,487.78
  4. Step 4: Simplify right side
    5,250,622.86x = 21,212,039,201,322.61
  5. Step 5: Solve for x
    x = 21,212,039,201,322.61/5,250,622.86
  6. Step 6: Final answer
    x = 4,039,909.12

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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.