Home / 39,040,323.58-53,875,651.65-21,637,792.34

Finding the Fourth Proportional to 39,040,323.58, 53,875,651.65 and 21,637,792.34

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Solution

The fourth proportional to 39,040,323.58, 53,875,651.65 and 21,637,792.34 is: 29,860,156.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,040,323.58 : 53,875,651.65 = 21,637,792.34 : x
  2. Step 2: Convert to fraction form
    39,040,323.58/53,875,651.65 = 21,637,792.34/x
  3. Step 3: Cross multiply
    39,040,323.58x = 53,875,651.65 × 21,637,792.34
  4. Step 4: Simplify right side
    39,040,323.58x = 1,165,750,162,584,878.25
  5. Step 5: Solve for x
    x = 1,165,750,162,584,878.25/39,040,323.58
  6. Step 6: Final answer
    x = 29,860,156.26

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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.