Home / 65,372,852.55-90,218,616.63-36,004,177.67

Finding the Fourth Proportional to 65,372,852.55, 90,218,616.63 and 36,004,177.67

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Solution

The fourth proportional to 65,372,852.55, 90,218,616.63 and 36,004,177.67 is: 49,688,012.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,372,852.55 : 90,218,616.63 = 36,004,177.67 : x
  2. Step 2: Convert to fraction form
    65,372,852.55/90,218,616.63 = 36,004,177.67/x
  3. Step 3: Cross multiply
    65,372,852.55x = 90,218,616.63 × 36,004,177.67
  4. Step 4: Simplify right side
    65,372,852.55x = 3,248,247,101,837,043.50
  5. Step 5: Solve for x
    x = 3,248,247,101,837,043.50/65,372,852.55
  6. Step 6: Final answer
    x = 49,688,012.30

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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.