Home / 12,924,004.20-19,401,752.70-6,530,965.80

Finding the Fourth Proportional to 12,924,004.20, 19,401,752.70 and 6,530,965.80

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Solution

The fourth proportional to 12,924,004.20, 19,401,752.70 and 6,530,965.80 is: 9,804,405.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,924,004.20 : 19,401,752.70 = 6,530,965.80 : x
  2. Step 2: Convert to fraction form
    12,924,004.20/19,401,752.70 = 6,530,965.80/x
  3. Step 3: Cross multiply
    12,924,004.20x = 19,401,752.70 × 6,530,965.80
  4. Step 4: Simplify right side
    12,924,004.20x = 126,712,183,343,757.66
  5. Step 5: Solve for x
    x = 126,712,183,343,757.66/12,924,004.20
  6. Step 6: Final answer
    x = 9,804,405.92

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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.