Home / 39,021,647.74-53,845,946.27-21,614,741.26

Finding the Fourth Proportional to 39,021,647.74, 53,845,946.27 and 21,614,741.26

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Solution

The fourth proportional to 39,021,647.74, 53,845,946.27 and 21,614,741.26 is: 29,826,167.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,021,647.74 : 53,845,946.27 = 21,614,741.26 : x
  2. Step 2: Convert to fraction form
    39,021,647.74/53,845,946.27 = 21,614,741.26/x
  3. Step 3: Cross multiply
    39,021,647.74x = 53,845,946.27 × 21,614,741.26
  4. Step 4: Simplify right side
    39,021,647.74x = 1,163,866,196,364,278.75
  5. Step 5: Solve for x
    x = 1,163,866,196,364,278.75/39,021,647.74
  6. Step 6: Final answer
    x = 29,826,167.37

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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.