Home / 28,973,208.48-39,955,621.12-19,032,540.64

Finding the Fourth Proportional to 28,973,208.48, 39,955,621.12 and 19,032,540.64

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Solution

The fourth proportional to 28,973,208.48, 39,955,621.12 and 19,032,540.64 is: 26,246,902.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,973,208.48 : 39,955,621.12 = 19,032,540.64 : x
  2. Step 2: Convert to fraction form
    28,973,208.48/39,955,621.12 = 19,032,540.64/x
  3. Step 3: Cross multiply
    28,973,208.48x = 39,955,621.12 × 19,032,540.64
  4. Step 4: Simplify right side
    28,973,208.48x = 760,456,982,762,842.25
  5. Step 5: Solve for x
    x = 760,456,982,762,842.25/28,973,208.48
  6. Step 6: Final answer
    x = 26,246,902.66

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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.