Home / 52,078,313.80-78,037,754.55-49,208,532.40

Finding the Fourth Proportional to 52,078,313.80, 78,037,754.55 and 49,208,532.40

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Solution

The fourth proportional to 52,078,313.80, 78,037,754.55 and 49,208,532.40 is: 73,737,475.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,078,313.80 : 78,037,754.55 = 49,208,532.40 : x
  2. Step 2: Convert to fraction form
    52,078,313.80/78,037,754.55 = 49,208,532.40/x
  3. Step 3: Cross multiply
    52,078,313.80x = 78,037,754.55 × 49,208,532.40
  4. Step 4: Simplify right side
    52,078,313.80x = 3,840,123,373,196,922
  5. Step 5: Solve for x
    x = 3,840,123,373,196,922/52,078,313.80
  6. Step 6: Final answer
    x = 73,737,475.22

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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.