Home / 69,185,134.78-95,470,935.87-39,811,727.32

Finding the Fourth Proportional to 69,185,134.78, 95,470,935.87 and 39,811,727.32

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Solution

The fourth proportional to 69,185,134.78, 95,470,935.87 and 39,811,727.32 is: 54,937,565.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,185,134.78 : 95,470,935.87 = 39,811,727.32 : x
  2. Step 2: Convert to fraction form
    69,185,134.78/95,470,935.87 = 39,811,727.32/x
  3. Step 3: Cross multiply
    69,185,134.78x = 95,470,935.87 × 39,811,727.32
  4. Step 4: Simplify right side
    69,185,134.78x = 3,800,862,865,841,647
  5. Step 5: Solve for x
    x = 3,800,862,865,841,647/69,185,134.78
  6. Step 6: Final answer
    x = 54,937,565.39

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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.