Home / 57,471,285.80-86,206,928.70-47,267,618.60

Finding the Fourth Proportional to 57,471,285.80, 86,206,928.70 and 47,267,618.60

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Solution

The fourth proportional to 57,471,285.80, 86,206,928.70 and 47,267,618.60 is: 70,901,427.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,471,285.80 : 86,206,928.70 = 47,267,618.60 : x
  2. Step 2: Convert to fraction form
    57,471,285.80/86,206,928.70 = 47,267,618.60/x
  3. Step 3: Cross multiply
    57,471,285.80x = 86,206,928.70 × 47,267,618.60
  4. Step 4: Simplify right side
    57,471,285.80x = 4,074,796,226,468,994
  5. Step 5: Solve for x
    x = 4,074,796,226,468,994/57,471,285.80
  6. Step 6: Final answer
    x = 70,901,427.90

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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.