Home / 34,203,089.72-47,201,027.52-19,518,463.64

Finding the Fourth Proportional to 34,203,089.72, 47,201,027.52 and 19,518,463.64

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Solution

The fourth proportional to 34,203,089.72, 47,201,027.52 and 19,518,463.64 is: 26,935,915.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,203,089.72 : 47,201,027.52 = 19,518,463.64 : x
  2. Step 2: Convert to fraction form
    34,203,089.72/47,201,027.52 = 19,518,463.64/x
  3. Step 3: Cross multiply
    34,203,089.72x = 47,201,027.52 × 19,518,463.64
  4. Step 4: Simplify right side
    34,203,089.72x = 921,291,539,419,759.50
  5. Step 5: Solve for x
    x = 921,291,539,419,759.50/34,203,089.72
  6. Step 6: Final answer
    x = 26,935,915.64

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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.