Home / 47,519,974.14-65,578,071.79-29,185,259.64

Finding the Fourth Proportional to 47,519,974.14, 65,578,071.79 and 29,185,259.64

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Solution

The fourth proportional to 47,519,974.14, 65,578,071.79 and 29,185,259.64 is: 40,275,969.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,519,974.14 : 65,578,071.79 = 29,185,259.64 : x
  2. Step 2: Convert to fraction form
    47,519,974.14/65,578,071.79 = 29,185,259.64/x
  3. Step 3: Cross multiply
    47,519,974.14x = 65,578,071.79 × 29,185,259.64
  4. Step 4: Simplify right side
    47,519,974.14x = 1,913,913,051,881,709.50
  5. Step 5: Solve for x
    x = 1,913,913,051,881,709.50/47,519,974.14
  6. Step 6: Final answer
    x = 40,275,969.98

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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.