Home / 39,020,504.48-53,844,371.76-21,613,597.39

Finding the Fourth Proportional to 39,020,504.48, 53,844,371.76 and 21,613,597.39

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Solution

The fourth proportional to 39,020,504.48, 53,844,371.76 and 21,613,597.39 is: 29,824,590.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,020,504.48 : 53,844,371.76 = 21,613,597.39 : x
  2. Step 2: Convert to fraction form
    39,020,504.48/53,844,371.76 = 21,613,597.39/x
  3. Step 3: Cross multiply
    39,020,504.48x = 53,844,371.76 × 21,613,597.39
  4. Step 4: Simplify right side
    39,020,504.48x = 1,163,770,572,938,125.75
  5. Step 5: Solve for x
    x = 1,163,770,572,938,125.75/39,020,504.48
  6. Step 6: Final answer
    x = 29,824,590.65

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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.