Home / 34,695,391.30-52,005,762.15-13,121,656.90

Finding the Fourth Proportional to 34,695,391.30, 52,005,762.15 and 13,121,656.90

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Solution

The fourth proportional to 34,695,391.30, 52,005,762.15 and 13,121,656.90 is: 19,668,369.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,695,391.30 : 52,005,762.15 = 13,121,656.90 : x
  2. Step 2: Convert to fraction form
    34,695,391.30/52,005,762.15 = 13,121,656.90/x
  3. Step 3: Cross multiply
    34,695,391.30x = 52,005,762.15 × 13,121,656.90
  4. Step 4: Simplify right side
    34,695,391.30x = 682,401,767,755,306.38
  5. Step 5: Solve for x
    x = 682,401,767,755,306.38/34,695,391.30
  6. Step 6: Final answer
    x = 19,668,369.26

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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.