Home / 5,434,383.16-7,499,525.79-2,987,220.48

Finding the Fourth Proportional to 5,434,383.16, 7,499,525.79 and 2,987,220.48

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Solution

The fourth proportional to 5,434,383.16, 7,499,525.79 and 2,987,220.48 is: 4,122,406.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,434,383.16 : 7,499,525.79 = 2,987,220.48 : x
  2. Step 2: Convert to fraction form
    5,434,383.16/7,499,525.79 = 2,987,220.48/x
  3. Step 3: Cross multiply
    5,434,383.16x = 7,499,525.79 × 2,987,220.48
  4. Step 4: Simplify right side
    5,434,383.16x = 22,402,737,030,176.18
  5. Step 5: Solve for x
    x = 22,402,737,030,176.18/5,434,383.16
  6. Step 6: Final answer
    x = 4,122,406.60

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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.