Home / 12,260,965.56-18,391,437.20-5,782,529.67

Finding the Fourth Proportional to 12,260,965.56, 18,391,437.20 and 5,782,529.67

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Solution

The fourth proportional to 12,260,965.56, 18,391,437.20 and 5,782,529.67 is: 8,673,789.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,260,965.56 : 18,391,437.20 = 5,782,529.67 : x
  2. Step 2: Convert to fraction form
    12,260,965.56/18,391,437.20 = 5,782,529.67/x
  3. Step 3: Cross multiply
    12,260,965.56x = 18,391,437.20 × 5,782,529.67
  4. Step 4: Simplify right side
    12,260,965.56x = 106,349,031,254,029.08
  5. Step 5: Solve for x
    x = 106,349,031,254,029.08/12,260,965.56
  6. Step 6: Final answer
    x = 8,673,789.25

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1.5x scale

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.