Home / 64,494,155.73-89,009,947.20-36,625,817.78

Finding the Fourth Proportional to 64,494,155.73, 89,009,947.20 and 36,625,817.78

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Solution

The fourth proportional to 64,494,155.73, 89,009,947.20 and 36,625,817.78 is: 50,548,178.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,494,155.73 : 89,009,947.20 = 36,625,817.78 : x
  2. Step 2: Convert to fraction form
    64,494,155.73/89,009,947.20 = 36,625,817.78/x
  3. Step 3: Cross multiply
    64,494,155.73x = 89,009,947.20 × 36,625,817.78
  4. Step 4: Simplify right side
    64,494,155.73x = 3,260,062,106,754,621.50
  5. Step 5: Solve for x
    x = 3,260,062,106,754,621.50/64,494,155.73
  6. Step 6: Final answer
    x = 50,548,178.67

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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.