Home / 34,558,123.90-51,837,185.85-20,997,521.05

Finding the Fourth Proportional to 34,558,123.90, 51,837,185.85 and 20,997,521.05

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Solution

The fourth proportional to 34,558,123.90, 51,837,185.85 and 20,997,521.05 is: 31,496,281.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,558,123.90 : 51,837,185.85 = 20,997,521.05 : x
  2. Step 2: Convert to fraction form
    34,558,123.90/51,837,185.85 = 20,997,521.05/x
  3. Step 3: Cross multiply
    34,558,123.90x = 51,837,185.85 × 20,997,521.05
  4. Step 4: Simplify right side
    34,558,123.90x = 1,088,452,401,058,137.25
  5. Step 5: Solve for x
    x = 1,088,452,401,058,137.25/34,558,123.90
  6. Step 6: Final answer
    x = 31,496,281.58

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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.