Home / 38,556,366.81-53,207,782.25-21,810,748.59

Finding the Fourth Proportional to 38,556,366.81, 53,207,782.25 and 21,810,748.59

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Solution

The fourth proportional to 38,556,366.81, 53,207,782.25 and 21,810,748.59 is: 30,098,830.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,556,366.81 : 53,207,782.25 = 21,810,748.59 : x
  2. Step 2: Convert to fraction form
    38,556,366.81/53,207,782.25 = 21,810,748.59/x
  3. Step 3: Cross multiply
    38,556,366.81x = 53,207,782.25 × 21,810,748.59
  4. Step 4: Simplify right side
    38,556,366.81x = 1,160,501,561,577,160.75
  5. Step 5: Solve for x
    x = 1,160,501,561,577,160.75/38,556,366.81
  6. Step 6: Final answer
    x = 30,098,830.82

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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.