Home / 74,643,113.72-103,007,974.74-41,605,457.25

Finding the Fourth Proportional to 74,643,113.72, 103,007,974.74 and 41,605,457.25

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Solution

The fourth proportional to 74,643,113.72, 103,007,974.74 and 41,605,457.25 is: 57,415,797.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,643,113.72 : 103,007,974.74 = 41,605,457.25 : x
  2. Step 2: Convert to fraction form
    74,643,113.72/103,007,974.74 = 41,605,457.25/x
  3. Step 3: Cross multiply
    74,643,113.72x = 103,007,974.74 × 41,605,457.25
  4. Step 4: Simplify right side
    74,643,113.72x = 4,285,693,889,049,050.50
  5. Step 5: Solve for x
    x = 4,285,693,889,049,050.50/74,643,113.72
  6. Step 6: Final answer
    x = 57,415,797.32

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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.