Home / 15,687,057.60-23,577,825.60-13,608,532.80

Finding the Fourth Proportional to 15,687,057.60, 23,577,825.60 and 13,608,532.80

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Solution

The fourth proportional to 15,687,057.60, 23,577,825.60 and 13,608,532.80 is: 20,453,779.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,687,057.60 : 23,577,825.60 = 13,608,532.80 : x
  2. Step 2: Convert to fraction form
    15,687,057.60/23,577,825.60 = 13,608,532.80/x
  3. Step 3: Cross multiply
    15,687,057.60x = 23,577,825.60 × 13,608,532.80
  4. Step 4: Simplify right side
    15,687,057.60x = 320,859,613,030,279.69
  5. Step 5: Solve for x
    x = 320,859,613,030,279.69/15,687,057.60
  6. Step 6: Final answer
    x = 20,453,779.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.