Home / 25,074,181.20-34,587,709.86-15,767,021.16

Finding the Fourth Proportional to 25,074,181.20, 34,587,709.86 and 15,767,021.16

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Solution

The fourth proportional to 25,074,181.20, 34,587,709.86 and 15,767,021.16 is: 21,749,270.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,074,181.20 : 34,587,709.86 = 15,767,021.16 : x
  2. Step 2: Convert to fraction form
    25,074,181.20/34,587,709.86 = 15,767,021.16/x
  3. Step 3: Cross multiply
    25,074,181.20x = 34,587,709.86 × 15,767,021.16
  4. Step 4: Simplify right side
    25,074,181.20x = 545,345,153,238,560.62
  5. Step 5: Solve for x
    x = 545,345,153,238,560.62/25,074,181.20
  6. Step 6: Final answer
    x = 21,749,270.65

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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.