Home / 65,429,965.37-90,296,903.07-37,552,452.70

Finding the Fourth Proportional to 65,429,965.37, 90,296,903.07 and 37,552,452.70

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Solution

The fourth proportional to 65,429,965.37, 90,296,903.07 and 37,552,452.70 is: 51,824,422.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,429,965.37 : 90,296,903.07 = 37,552,452.70 : x
  2. Step 2: Convert to fraction form
    65,429,965.37/90,296,903.07 = 37,552,452.70/x
  3. Step 3: Cross multiply
    65,429,965.37x = 90,296,903.07 × 37,552,452.70
  4. Step 4: Simplify right side
    65,429,965.37x = 3,390,870,180,853,413
  5. Step 5: Solve for x
    x = 3,390,870,180,853,413/65,429,965.37
  6. Step 6: Final answer
    x = 51,824,422.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.