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Finding the Fourth Proportional to 17,865,058.72, 26,797,602.48 and 4,401,888.16

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Solution

The fourth proportional to 17,865,058.72, 26,797,602.48 and 4,401,888.16 is: 6,602,835.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,865,058.72 : 26,797,602.48 = 4,401,888.16 : x
  2. Step 2: Convert to fraction form
    17,865,058.72/26,797,602.48 = 4,401,888.16/x
  3. Step 3: Cross multiply
    17,865,058.72x = 26,797,602.48 × 4,401,888.16
  4. Step 4: Simplify right side
    17,865,058.72x = 117,960,049,073,098.64
  5. Step 5: Solve for x
    x = 117,960,049,073,098.64/17,865,058.72
  6. Step 6: Final answer
    x = 6,602,835.79

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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.