Home / 61,312,856.37-91,819,884.39-40,550,645.67

Finding the Fourth Proportional to 61,312,856.37, 91,819,884.39 and 40,550,645.67

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Solution

The fourth proportional to 61,312,856.37, 91,819,884.39 and 40,550,645.67 is: 60,727,159.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,312,856.37 : 91,819,884.39 = 40,550,645.67 : x
  2. Step 2: Convert to fraction form
    61,312,856.37/91,819,884.39 = 40,550,645.67/x
  3. Step 3: Cross multiply
    61,312,856.37x = 91,819,884.39 × 40,550,645.67
  4. Step 4: Simplify right side
    61,312,856.37x = 3,723,355,597,359,254.50
  5. Step 5: Solve for x
    x = 3,723,355,597,359,254.50/61,312,856.37
  6. Step 6: Final answer
    x = 60,727,159.32

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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.