Home / 50,564,716.38-69,753,601.44-30,713,199.12

Finding the Fourth Proportional to 50,564,716.38, 69,753,601.44 and 30,713,199.12

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Solution

The fourth proportional to 50,564,716.38, 69,753,601.44 and 30,713,199.12 is: 42,368,600.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,564,716.38 : 69,753,601.44 = 30,713,199.12 : x
  2. Step 2: Convert to fraction form
    50,564,716.38/69,753,601.44 = 30,713,199.12/x
  3. Step 3: Cross multiply
    50,564,716.38x = 69,753,601.44 × 30,713,199.12
  4. Step 4: Simplify right side
    50,564,716.38x = 2,142,356,250,363,838.75
  5. Step 5: Solve for x
    x = 2,142,356,250,363,838.75/50,564,716.38
  6. Step 6: Final answer
    x = 42,368,600.16

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Double scale
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1.5x scale

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.