Home / 18,122,848.00-27,148,399.54-15,850,937.72

Finding the Fourth Proportional to 18,122,848.00, 27,148,399.54 and 15,850,937.72

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Solution

The fourth proportional to 18,122,848.00, 27,148,399.54 and 15,850,937.72 is: 23,745,031.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,122,848.00 : 27,148,399.54 = 15,850,937.72 : x
  2. Step 2: Convert to fraction form
    18,122,848.00/27,148,399.54 = 15,850,937.72/x
  3. Step 3: Cross multiply
    18,122,848.00x = 27,148,399.54 × 15,850,937.72
  4. Step 4: Simplify right side
    18,122,848.00x = 430,327,590,334,460.31
  5. Step 5: Solve for x
    x = 430,327,590,334,460.31/18,122,848.00
  6. Step 6: Final answer
    x = 23,745,031.16

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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.