Home / 39,087,647.04-53,940,788.51-21,683,992.26

Finding the Fourth Proportional to 39,087,647.04, 53,940,788.51 and 21,683,992.26

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Solution

The fourth proportional to 39,087,647.04, 53,940,788.51 and 21,683,992.26 is: 29,923,818.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,087,647.04 : 53,940,788.51 = 21,683,992.26 : x
  2. Step 2: Convert to fraction form
    39,087,647.04/53,940,788.51 = 21,683,992.26/x
  3. Step 3: Cross multiply
    39,087,647.04x = 53,940,788.51 × 21,683,992.26
  4. Step 4: Simplify right side
    39,087,647.04x = 1,169,651,640,461,550.50
  5. Step 5: Solve for x
    x = 1,169,651,640,461,550.50/39,087,647.04
  6. Step 6: Final answer
    x = 29,923,818.11

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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.