Home / 38,291,535.96-52,842,255.56-20,887,881.18

Finding the Fourth Proportional to 38,291,535.96, 52,842,255.56 and 20,887,881.18

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Solution

The fourth proportional to 38,291,535.96, 52,842,255.56 and 20,887,881.18 is: 28,825,241.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,291,535.96 : 52,842,255.56 = 20,887,881.18 : x
  2. Step 2: Convert to fraction form
    38,291,535.96/52,842,255.56 = 20,887,881.18/x
  3. Step 3: Cross multiply
    38,291,535.96x = 52,842,255.56 × 20,887,881.18
  4. Step 4: Simplify right side
    38,291,535.96x = 1,103,762,755,152,111.75
  5. Step 5: Solve for x
    x = 1,103,762,755,152,111.75/38,291,535.96
  6. Step 6: Final answer
    x = 28,825,241.08

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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.