Home / 53,909,739.57-80,835,838.34-27,975,928.62

Finding the Fourth Proportional to 53,909,739.57, 80,835,838.34 and 27,975,928.62

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Solution

The fourth proportional to 53,909,739.57, 80,835,838.34 and 27,975,928.62 is: 41,948,962.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,909,739.57 : 80,835,838.34 = 27,975,928.62 : x
  2. Step 2: Convert to fraction form
    53,909,739.57/80,835,838.34 = 27,975,928.62/x
  3. Step 3: Cross multiply
    53,909,739.57x = 80,835,838.34 × 27,975,928.62
  4. Step 4: Simplify right side
    53,909,739.57x = 2,261,457,643,337,699.50
  5. Step 5: Solve for x
    x = 2,261,457,643,337,699.50/53,909,739.57
  6. Step 6: Final answer
    x = 41,948,962.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.